WARNING: The requested image's platform (linux/amd64) does not match the detected host platform (linux/arm64/v8) and no specific platform was requested

/**
    @dev Either `TransferSingle` or `TransferBatch` MUST emit when tokens are transferred, including zero value transfers as well as minting or burning (see "Safe Transfer Rules" section of the standard).      
    The `_operator` argument MUST be the address of an account/contract that is approved to make the transfer (SHOULD be msg.sender).
    The `_from` argument MUST be the address of the holder whose balance is decreased.
    The `_to` argument MUST be the address of the recipient whose balance is increased.
    The `_ids` argument MUST be the list of tokens being transferred.
    The `_values` argument MUST be the list of number of tokens (matching the list and order of tokens specified in _ids) the holder balance is decreased by and match what the recipient balance is increased by.
    When minting/creating tokens, the `_from` argument MUST be set to `0x0` (i.e. zero address).
    When burning/destroying tokens, the `_to` argument MUST be set to `0x0` (i.e. zero address).                
*/
event TransferBatch(address indexed _operator, address indexed _from, address indexed _to, uint256[] _ids, uint256[] _values);

/**
    @dev MUST emit when approval for a second party/operator address to manage all tokens for an owner address is enabled or disabled (absence of an event assumes disabled).        
*/
event ApprovalForAll(address indexed _owner, address indexed _operator, bool _approved);

/**
    @dev MUST emit when the URI is updated for a token ID.
    URIs are defined in RFC 3986.
    The URI MUST point to a JSON file that conforms to the "ERC-1155 Metadata URI JSON Schema".
*/
event URI(string _value, uint256 indexed _id);

/**
    @notice Transfers `_value` amount of an `_id` from the `_from` address to the `_to` address specified (with safety call).
    @dev Caller must be approved to manage the tokens being transferred out of the `_from` account (see "Approval" section of the standard).
    MUST revert if `_to` is the zero address.
    MUST revert if balance of holder for token `_id` is lower than the `_value` sent.
    MUST revert on any other error.
    MUST emit the `TransferSingle` event to reflect the balance change (see "Safe Transfer Rules" section of the standard).
    After the above conditions are met, this function MUST check if `_to` is a smart contract (e.g. code size > 0). If so, it MUST call `onERC1155Received` on `_to` and act appropriately (see "Safe Transfer Rules" section of the standard).        
    @param _from    Source address
    @param _to      Target address
    @param _id      ID of the token type
    @param _value   Transfer amount
    @param _data    Additional data with no specified format, MUST be sent unaltered in call to `onERC1155Received` on `_to`
*/
function safeTransferFrom(address _from, address _to, uint256 _id, uint256 _value, bytes calldata _data) external;

/**
    @notice Transfers `_values` amount(s) of `_ids` from the `_from` address to the `_to` address specified (with safety call).
    @dev Caller must be approved to manage the tokens being transferred out of the `_from` account (see "Approval" section of the standard).
    MUST revert if `_to` is the zero address.
    MUST revert if length of `_ids` is not the same as length of `_values`.
    MUST revert if any of the balance(s) of the holder(s) for token(s) in `_ids` is lower than the respective amount(s) in `_values` sent to the recipient.
    MUST revert on any other error.        
    MUST emit `TransferSingle` or `TransferBatch` event(s) such that all the balance changes are reflected (see "Safe Transfer Rules" section of the standard).
    Balance changes and events MUST follow the ordering of the arrays (_ids[0]/_values[0] before _ids[1]/_values[1], etc).
    After the above conditions for the transfer(s) in the batch are met, this function MUST check if `_to` is a smart contract (e.g. code size > 0). If so, it MUST call the relevant `ERC1155TokenReceiver` hook(s) on `_to` and act appropriately (see "Safe Transfer Rules" section of the standard).                      
    @param _from    Source address
    @param _to      Target address
    @param _ids     IDs of each token type (order and length must match _values array)
    @param _values  Transfer amounts per token type (order and length must match _ids array)
    @param _data    Additional data with no specified format, MUST be sent unaltered in call to the `ERC1155TokenReceiver` hook(s) on `_to`
*/
function safeBatchTransferFrom(address _from, address _to, uint256[] calldata _ids, uint256[] calldata _values, bytes calldata _data) external;

/**
    @notice Get the balance of an account's tokens.
    @param _owner  The address of the token holder
    @param _id     ID of the token
    @return        The _owner's balance of the token type requested
 */
function balanceOf(address _owner, uint256 _id) external view returns (uint256);

/**
    @notice Get the balance of multiple account/token pairs
    @param _owners The addresses of the token holders
    @param _ids    ID of the tokens
    @return        The _owner's balance of the token types requested (i.e. balance for each (owner, id) pair)
 */
function balanceOfBatch(address[] calldata _owners, uint256[] calldata _ids) external view returns (uint256[] memory);

/**
    @notice Enable or disable approval for a third party ("operator") to manage all of the caller's tokens.
    @dev MUST emit the ApprovalForAll event on success.
    @param _operator  Address to add to the set of authorized operators
    @param _approved  True if the operator is approved, false to revoke approval
*/
function setApprovalForAll(address _operator, bool _approved) external;

/**
    @notice Queries the approval status of an operator for a given owner.
    @param _owner     The owner of the tokens
    @param _operator  Address of authorized operator
    @return           True if the operator is approved, false if not
*/
function isApprovedForAll(address _owner, address _operator) external view returns (bool);

/**
    @dev Either `TransferSingle` or `TransferBatch` MUST emit when tokens are transferred, including zero value transfers as well as minting or burning (see "Safe Transfer Rules" section of the standard).      
    The `_operator` argument MUST be the address of an account/contract that is approved to make the transfer (SHOULD be msg.sender).
    The `_from` argument MUST be the address of the holder whose balance is decreased.
    The `_to` argument MUST be the address of the recipient whose balance is increased.
    The `_ids` argument MUST be the list of tokens being transferred.
    The `_values` argument MUST be the list of number of tokens (matching the list and order of tokens specified in _ids) the holder balance is decreased by and match what the recipient balance is increased by.
    When minting/creating tokens, the `_from` argument MUST be set to `0x0` (i.e. zero address).
    When burning/destroying tokens, the `_to` argument MUST be set to `0x0` (i.e. zero address).                
*/
event TransferBatch(address indexed _operator, address indexed _from, address indexed _to, uint256[] _ids, uint256[] _values);

/**
    @dev MUST emit when approval for a second party/operator address to manage all tokens for an owner address is enabled or disabled (absence of an event assumes disabled).        
*/
event ApprovalForAll(address indexed _owner, address indexed _operator, bool _approved);

/**
    @dev MUST emit when the URI is updated for a token ID.
    URIs are defined in RFC 3986.
    The URI MUST point to a JSON file that conforms to the "ERC-1155 Metadata URI JSON Schema".
*/
event URI(string _value, uint256 indexed _id);

/**
    @notice Transfers `_value` amount of an `_id` from the `_from` address to the `_to` address specified (with safety call).
    @dev Caller must be approved to manage the tokens being transferred out of the `_from` account (see "Approval" section of the standard).
    MUST revert if `_to` is the zero address.
    MUST revert if balance of holder for token `_id` is lower than the `_value` sent.
    MUST revert on any other error.
    MUST emit the `TransferSingle` event to reflect the balance change (see "Safe Transfer Rules" section of the standard).
    After the above conditions are met, this function MUST check if `_to` is a smart contract (e.g. code size > 0). If so, it MUST call `onERC1155Received` on `_to` and act appropriately (see "Safe Transfer Rules" section of the standard).        
    @param _from    Source address
    @param _to      Target address
    @param _id      ID of the token type
    @param _value   Transfer amount
    @param _data    Additional data with no specified format, MUST be sent unaltered in call to `onERC1155Received` on `_to`
*/
function safeTransferFrom(address _from, address _to, uint256 _id, uint256 _value, bytes calldata _data) external;

/**
    @notice Transfers `_values` amount(s) of `_ids` from the `_from` address to the `_to` address specified (with safety call).
    @dev Caller must be approved to manage the tokens being transferred out of the `_from` account (see "Approval" section of the standard).
    MUST revert if `_to` is the zero address.
    MUST revert if length of `_ids` is not the same as length of `_values`.
    MUST revert if any of the balance(s) of the holder(s) for token(s) in `_ids` is lower than the respective amount(s) in `_values` sent to the recipient.
    MUST revert on any other error.        
    MUST emit `TransferSingle` or `TransferBatch` event(s) such that all the balance changes are reflected (see "Safe Transfer Rules" section of the standard).
    Balance changes and events MUST follow the ordering of the arrays (_ids[0]/_values[0] before _ids[1]/_values[1], etc).
    After the above conditions for the transfer(s) in the batch are met, this function MUST check if `_to` is a smart contract (e.g. code size > 0). If so, it MUST call the relevant `ERC1155TokenReceiver` hook(s) on `_to` and act appropriately (see "Safe Transfer Rules" section of the standard).                      
    @param _from    Source address
    @param _to      Target address
    @param _ids     IDs of each token type (order and length must match _values array)
    @param _values  Transfer amounts per token type (order and length must match _ids array)
    @param _data    Additional data with no specified format, MUST be sent unaltered in call to the `ERC1155TokenReceiver` hook(s) on `_to`
*/
function safeBatchTransferFrom(address _from, address _to, uint256[] calldata _ids, uint256[] calldata _values, bytes calldata _data) external;

/**
    @notice Get the balance of an account's tokens.
    @param _owner  The address of the token holder
    @param _id     ID of the token
    @return        The _owner's balance of the token type requested
 */
function balanceOf(address _owner, uint256 _id) external view returns (uint256);

/**
    @notice Get the balance of multiple account/token pairs
    @param _owners The addresses of the token holders
    @param _ids    ID of the tokens
    @return        The _owner's balance of the token types requested (i.e. balance for each (owner, id) pair)
 */
function balanceOfBatch(address[] calldata _owners, uint256[] calldata _ids) external view returns (uint256[] memory);

/**
    @notice Enable or disable approval for a third party ("operator") to manage all of the caller's tokens.
    @dev MUST emit the ApprovalForAll event on success.
    @param _operator  Address to add to the set of authorized operators
    @param _approved  True if the operator is approved, false to revoke approval
*/
function setApprovalForAll(address _operator, bool _approved) external;

/**
    @notice Queries the approval status of an operator for a given owner.
    @param _owner     The owner of the tokens
    @param _operator  Address of authorized operator
    @return           True if the operator is approved, false if not
*/
function isApprovedForAll(address _owner, address _operator) external view returns (bool);

/**
    @notice Handle the receipt of multiple ERC1155 token types.
    @dev An ERC1155-compliant smart contract MUST call this function on the token recipient contract, at the end of a `safeBatchTransferFrom` after the balances have been updated.        
    This function MUST return `bytes4(keccak256("onERC1155BatchReceived(address,address,uint256[],uint256[],bytes)"))` (i.e. 0xbc197c81) if it accepts the transfer(s).
    This function MUST revert if it rejects the transfer(s).
    Return of any other value than the prescribed keccak256 generated value MUST result in the transaction being reverted by the caller.
    @param _operator  The address which initiated the batch transfer (i.e. msg.sender)
    @param _from      The address which previously owned the token
    @param _ids       An array containing ids of each token being transferred (order and length must match _values array)
    @param _values    An array containing amounts of each token being transferred (order and length must match _ids array)
    @param _data      Additional data with no specified format
    @return           `bytes4(keccak256("onERC1155BatchReceived(address,address,uint256[],uint256[],bytes)"))`
*/
function onERC1155BatchReceived(address _operator, address _from, uint256[] calldata _ids, uint256[] calldata _values, bytes calldata _data) external returns(bytes4);       

/usr/bin/node --inspect-brk=35421 server.js
Debugger listening on ws://127.0.0.1:35421/0330b091-2d91-47c2-be20-d845f67a1ba9
For help, see: https://nodejs.org/en/docs/inspector
Debugger attached.
Waiting for the debugger to disconnect...
Error: Cannot find module 'express'
Require stack:
- /home/nickw/vscode-remote-try-node/server.js
    at Function.Module._resolveFilename (internal/modules/cjs/loader.js:957:15)
    at Function.Module._load (internal/modules/cjs/loader.js:840:27)
    at Module.require (internal/modules/cjs/loader.js:1019:19)
    at require (internal/modules/cjs/helpers.js:77:18)
    at Object.<anonymous> (/home/nickw/vscode-remote-try-node/server.js:8:17)
    at Module._compile (internal/modules/cjs/loader.js:1130:14)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:1153:10)
    at Module.load (internal/modules/cjs/loader.js:977:32)
    at Function.Module._load (internal/modules/cjs/loader.js:877:14)
    at Function.executeUserEntryPoint [as runMain] (internal/modules/run_main.js:74:12)

public static void javabt1() {
    float a, b, x;
    Scanner sc = new Scanner (System.in);
    System.out.println("Moi nhap a: ");
    a = sc.nextInt();
    System.out.println("Moi nhap b: ");
    b = sc.nextInt();
    if (a==0){
        if(b==0){
            System.out.println("Phuong trinh vo so nghiem");
        }else{
            System.out.println("Phuong trinh vo nghiem");
        }
    }else{
            x = -b/a;
            System.out.println("Phuong trinh co nghiem x ="+x);
    }
}

public static void javabt2(){
    double  a, b, c, x1, x2, delta;
    Scanner sc = new Scanner (System.in);
    System.out.println("Moi nhap a: ");
    a = sc.nextDouble();
    System.out.println("Moi nhap b: ");
    b = sc.nextDouble();
    System.out.println("Moi nhap c: ");
    c = sc.nextDouble();
    if (a==0){
        if(b==0){
            if(c==0){
            System.out.println("Phuong trinh vo so nghiem");
            }
            else{
            System.out.println("Phuong trinh vo nghiem");
            }
        }
        else{
        x1 = -c/b;
        System.out.printf("Phuong trinh co nghiem x =%.2f ",x1);
        }   
    }
    else{
        delta = b*b - 4*a*c;
        if (delta < 0){
            System.out.println("Phuong trinh vo nghiem");
        }
        else if (delta == 0){
            x1 = -b/(2*a);
            System.out.printf("Phuong trinh co nghiem kep x1 = %.2f", x1);
        }
        else{
            x1 = (-b+Math.sqrt(delta))/(2*a);
            x2 = (-b-Math.sqrt(delta))/(2*a);
            System.out.println("Nghiem thu nhat x1 = " + x1);
            System.out.println("Nghiem thu nhat x2 = " + x2);
        }
    }      
}

public static void bt3(){
    int x, y;
    Scanner sc = new Scanner(System.in);
    System.out.println("Nhap so dien: ");
    soDien = sc.nextInt();
    if (x < 50){
        y = x * 1000;
    }else{
        y = 50*1000 + (x - 50) * 1200;
    }
    System.out.println("Tien dien la: "+ y);
}

[2021-06-14T09:15:13.534Z] Remote-Containers 0.183.0 in VS Code 1.57.0 (b4c1bd0a9b03c749ea011b06c6d2676c8091a70c).
[2021-06-14T09:15:13.534Z] Start: Resolving Remote
[2021-06-14T09:15:13.540Z] Setting up container for folder or workspace: path/to/here/data_structure_python
[2021-06-14T09:15:13.543Z] Start: Check Docker is running
[2021-06-14T09:15:13.543Z] Start: Run: docker version --format {{.Server.APIVersion}}
[2021-06-14T09:15:13.649Z] Stop (106 ms): Run: docker version --format {{.Server.APIVersion}}
[2021-06-14T09:15:13.649Z] Server API version: 
[2021-06-14T09:15:13.649Z] Stop (106 ms): Check Docker is running
[2021-06-14T09:15:13.656Z] Start: Run: git rev-parse --show-cdup
[2021-06-14T09:15:13.660Z] Stop (4 ms): Run: git rev-parse --show-cdup
[2021-06-14T09:15:13.662Z] Start: Run: docker ps -q -a --filter label=vsch.local.folder=path/to/here/data_structure_python --filter label=vsch.quality=stable
[2021-06-14T09:15:13.736Z] Stop (74 ms): Run: docker ps -q -a --filter label=vsch.local.folder=path/to/here/data_structure_python --filter label=vsch.quality=stable
[2021-06-14T09:15:13.738Z] Start: Run: docker build -f path/to/here/data_structure_python/.devcontainer/Dockerfile -t vsc-data_structure_python-ade5668d1463d7719d126aba2697d2b6 --build-arg VARIANT=3.9 --build-arg INSTALL_NODE=false --build-arg NODE_VERSION=lts/* path/to/here/data_structure_python
[2021-06-14T09:15:13.852Z] Sending build context to Docker daemon  557.1kB
[2021-06-14T09:15:13.853Z] Sending build context to Docker daemon  714.2kB

[2021-06-14T09:15:13.857Z] Step 1/5 : ARG VARIANT="3.9"
Step 2/5 : FROM mcr.microsoft.com/vscode/devcontainers/python:0-${VARIANT}
[2021-06-14T09:15:13.857Z]  ---> b9043162eac5
Step 3/5 : ARG INSTALL_NODE="true"
[2021-06-14T09:15:13.857Z]  ---> Using cache
 ---> c263cbc3aa4b
Step 4/5 : ARG NODE_VERSION="lts/*"
[2021-06-14T09:15:13.858Z]  ---> Using cache
 ---> 033097ed0e1c
Step 5/5 : RUN if [ "${INSTALL_NODE}" = "true" ]; then su vscode -c "umask 0002 && . /usr/local/share/nvm/nvm.sh && nvm install ${NODE_VERSION} 2>&1"; fi
[2021-06-14T09:15:13.858Z]  ---> Using cache
 ---> e446c2256cc6
[2021-06-14T09:15:13.859Z] Successfully built e446c2256cc6
[2021-06-14T09:15:13.860Z] Successfully tagged vsc-data_structure_python-ade5668d1463d7719d126aba2697d2b6:latest
[2021-06-14T09:15:13.864Z] Stop (126 ms): Run: docker build -f path/to/here/data_structure_python/.devcontainer/Dockerfile -t vsc-data_structure_python-ade5668d1463d7719d126aba2697d2b6 --build-arg VARIANT=3.9 --build-arg INSTALL_NODE=false --build-arg NODE_VERSION=lts/* path/to/here/data_structure_python
[2021-06-14T09:15:13.865Z] Start: Run: docker inspect --type image vsc-data_structure_python-ade5668d1463d7719d126aba2697d2b6
[2021-06-14T09:15:13.936Z] Stop (71 ms): Run: docker inspect --type image vsc-data_structure_python-ade5668d1463d7719d126aba2697d2b6
[2021-06-14T09:15:13.940Z] SyntaxError: Unexpected end of JSON input
	at JSON.parse (<anonymous>)
	at Cf (/home/aiti/.vscode/extensions/ms-vscode-remote.remote-containers-0.183.0/dist/extension/extension.js:214:1206)
	at processTicksAndRejections (internal/process/task_queues.js:93:5)
	at async fc (/home/aiti/.vscode/extensions/ms-vscode-remote.remote-containers-0.183.0/dist/extension/extension.js:214:944)
	at async fI (/home/aiti/.vscode/extensions/ms-vscode-remote.remote-containers-0.183.0/dist/extension/extension.js:250:1129)
	at async Hz (/home/aiti/.vscode/extensions/ms-vscode-remote.remote-containers-0.183.0/dist/extension/extension.js:236:10239)
	at async UD (/home/aiti/.vscode/extensions/ms-vscode-remote.remote-containers-0.183.0/dist/extension/extension.js:236:6872)
	at async wz (/home/aiti/.vscode/extensions/ms-vscode-remote.remote-containers-0.183.0/dist/extension/extension.js:217:9939)