function Time (input){
    let firstTime = Number(input.shift());
    let secondTime = Number(input.shift());
    let thirdTime = Number(input.shift());
    let TotalTime = firstTime + secondTime + thirdTime;
    let min = Math.floor(TotalTime/60);
    let sec = TotalTime % 60;
    if (sec<10){
        console.log (`${min}:0${sec}`);
    }else{
        console.log (`${min}:${sec}`);
    }
}