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Added checkGoodPairsInArray.js #139

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Added checkGoodPairsInArray.js #139

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19 changes: 19 additions & 0 deletions Codes/checkGoodPairsInArray.js
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Original file line number Diff line number Diff line change
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// Given an array A and a integer B. A pair(i,j) in the array is a good pair if i!=j and (A[i]+A[j]==B). Check if any good pair exist or not.

function checkGoodPairsInArray(A, B){
let arrASize = A.length;
// For every number traverse all numbers right to it
for(let i = 0; i <(arrASize - 1); i++){
for(let j = (i + 1); j <(arrASize); j++){
if((A[i] + A[j]) == B){
return 1;
}
}
}
return 0;
}

let A = [1,2,3,4];
let B = 7;
let out = checkGoodPairsInArray(A,B);
console.log(out);