const rl = require("readline").createInterface({ input: process.stdin });
var iter = rl[Symbol.asyncIterator]();
const readline = async () => (await iter.next()).value;

void async function () {
    // Write your code here
    while(line = await readline()){
        let tokens = line.split(' ');
        let a = parseInt(tokens[0]);
       // let b = parseInt(tokens[1]);
       let h = parseInt(a/3600) 
       let m = parseInt(a/60-h*60) 
       let s = parseInt(a%60) 

        console.log(h+" "+m+" "+s+"");
    }
}()