JSFiddle - React, Tailwind, and code Playground

JavaScript

// Balanced numbers

let input = [ '275',
'693',
'110',
'742'
];


let print = this.print || console.log;
let gets = this.gets || ((arr, index) => () => arr[index++])(input, 0);



let bool = true;
let arr = [];
let check = 0;
let sum = '';
let arr2 = [];
 





while (bool) {

arr.push(gets());



for (let i = 0; i < arr.length; i++) {
  

check = Number(arr[i][0]) + Number(arr[i][2]);



if (check == arr[i][1]) {

 
    arr2.push(+arr[i]);
  

} else if (arr[i][0] !== arr[i][2]) {

  bool = false;

}


}


}


if (arr2.length > 0) {

arr2 = [...new Set(arr2)];
sum = 0;

for (let i = 0; i < arr2.length; i++) {

sum = sum + arr2[i];


}

}

console.log(sum);