// your code goes here
// your code goes here
function cekJumlahAngka(arr, j) {
for (let i = 0;i < arr.length;i++) {
let jml = 0;
for (let k = 0; k < arr.length; k++) {
if (k !== i) {
jml = arr[i] + arr[k];
if (jml === j) return true;
}
}
}
return false;
}
Ly8geW91ciBjb2RlIGdvZXMgaGVyZQovLyB5b3VyIGNvZGUgZ29lcyBoZXJlCgpmdW5jdGlvbiBjZWtKdW1sYWhBbmdrYShhcnIsIGopIHsKIGZvciAobGV0IGkgPSAwO2kgPCBhcnIubGVuZ3RoO2krKykgewogICAgbGV0IGptbCA9IDA7CiAgICBmb3IgKGxldCBrID0gMDsgayA8IGFyci5sZW5ndGg7IGsrKykgewogICAgICBpZiAoayAhPT0gaSkgewogICAgICAgIGptbCA9IGFycltpXSArIGFycltrXTsKICAgICAgICBpZiAoam1sID09PSBqKSByZXR1cm4gdHJ1ZTsKICAgICAgfSAKICAgIH0KIH0KCiByZXR1cm4gZmFsc2U7Cn0KCg==
Y2VrSnVtbGFoQW5na2EoWzExLDEyLDMsNF0sIDcp
cekJumlahAngka([11,12,3,4], 7)