企鹅大虾
while(true) {
let line = readline();
if (line) {
let arr = line.split(' ');
let ret = [];
let min = arr[0];
let minIndex = 0;
while (arr.length){
for(let i = 0; i < arr.length; i++) {
if(arr[i] < min) {
min = arr[i];
minIndex = i;
}
}
arr.splice(minIndex,1);
ret.push(min);
min = arr[0];
minIndex = 0;
}
console.log(ret.join(' '));
} else {
break;
}
}