#10926 (??!)
const fs = require('fs');
const file = process.platform === 'linux' ? '/dev/stdin' : __dirname+'/input.txt';
const input = fs.readFileSync(file).toString().trim();
console.log(`${input}??!`);
#18108 (1998년생인 내가 태국에서는 2541년생?!)
const fs = require('fs');
const file = process.platform === 'linux' ? '/dev/stdin' : __dirname+'/input.txt';
const input = fs.readFileSync(file).toString();
console.log(Number(input)-543);
#10430 (나머지)
const fs = require('fs');
const file = process.platform === 'linux' ? '/dev/stdin' : __dirname+'/input.txt';
const [a,b,c] = fs.readFileSync(file).toString().split(' ').map(Number);
console.log((a+b)%c);
console.log(((a%c)+(b%c))%c);
console.log((a*b)%c);
console.log(((a%c)*(b%c))%c);