Answer to Question #310326 in HTML/JavaScript Web Application for vicky

Question #310326

Product of array Items

given an array integers, write JS program to get the product of the integers in the given array.

input

the input will be containing single line integers.

output

the output should be single line containing the product as shown in sample outputs.


input1

[1,2,3]

output1

[1 * 2 * 3 = 6]

input2

[-1, -2, -3]

output2

[-1*-2*-3 = -6]


"use strict";


process.stdin.resume();

process.stdin.setEncoding("utf-8");


let inputString = "";

let currentLine = 0;


process.stdin.on("data", (inputStdin) => {

 inputString += inputStdin;

});


process.stdin.on("end", (_) => {

 inputString = inputString

  .trim()

  .split("\n")

  .map((str) => str.trim());

 main();

});


function readLine() {

 return inputString[currentLine++];

}


function main() {

 let integers = JSON.parse(readLine());


 /* Please do not modify anything above this line */


 /* Write your code here and log the output */

}



1
Expert's answer
2022-03-13T19:07:24-0400
"use strict";


process.stdin.resume();
process.stdin.setEncoding("utf-8");


let inputString = "";
let currentLine = 0;


process.stdin.on("data", (inputStdin) => {
    inputString += inputStdin;
});


process.stdin.on("end", (_) => {
    inputString = inputString.trim().split("\n").map((str) => str.trim());
    main();
});


function readLine() {
    return inputString[currentLine++];
}


function main() {
    let integers = JSON.parse(readLine());
    /* Please do not modify anything above this line */
    /* Write your code here and log the output */
    let res = integers.reduce( (previousValue, currentValue) => previousValue * currentValue, 1);


    console.log(res);
}

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