// you can write to stdout for debugging purposes, e.g.
// console.log('this is a debug message');

function solution(A) {
    // write your code in JavaScript (Node.js 6.4.0)
    let len = A.length;
    A = A.sort((a,b) => a-b)
    for(let i=0;i<len-2;i++) {
        if(A[i] + A[i+1] > A[i+2]) {
            return 1;
        }
    }
    return 0;
}