JS Advanced/Syntax,Functions and Statements/Valid Checker

function solve(arrInput){
let x1=arrInput[0];
let y1=arrInput[1];
let x2=arrInput[2];
let y2=arrInput[3];

let firstToCsDistance =Math.sqrt(Math.pow(0-x1,2)+Math.pow(0-y1,2));
let secondToCsDistance =Math.sqrt(Math.pow(0-x2,2)+Math.pow(0-y2,2));
let firstToSecond = Math.sqrt(Math.pow(x2-x1,2)+Math.pow(y2-y1,2));
if(Number.isInteger(firstToCsDistance)){
console.log(`{${x1}, ${y1}} to {0, 0} is valid`);
} else {
    console.log(`{${x1}, ${y1}} to {0, 0} is invalid`);
}
if(Number.isInteger(secondToCsDistance)){
    console.log(`{${x2}, ${y2}} to {0, 0} is valid`);
    } else {
        console.log(`{${x2}, ${y2}} to {0, 0} is invalid`);
    }

if(Number.isInteger(firstToSecond)){
    console.log(`{${x1}, ${y1}} to {${x2}, ${y2}} is valid`);
    } else {
            console.log(`{${x1}, ${y1}} to {${x2}, ${y2}} is invalid`);
    }
}