Pair Occurence
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const strng= "ABCGAG";
function getOccurence(str){
let arr= str.split('');
let counter=0;
for(let i=0;i<arr.length;i++){
console.log(arr[i]);
if(arr[i]==='A'){
for(let j=i+1;j<arr.length;j++){
if(arr[j]==='G'){
counter++
}
}
}
}
console.log('final countr',counter);
}
getOccurence(strng);
JavaScript
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