GreaterNumber mock4

let firstArray = gets().split(',').map(Number);
let secondArray = gets().split(',').map(Number);

let resArr = [];
for(let i = 0; i < firstArray.length; i++){
    let index = secondArray.indexOf(firstArray[i]);
    let result = -1;
    for(let j = index + 1; j < secondArray.length;j++){
        if(secondArray[j] > firstArray[i]){
            result = secondArray[j];
            break;
        }
    }
    resArr.push(result);
}
console.log(resArr.join(','));