[C++] 백준 1476번 : 날짜 계산

https://www.acmicpc.net/problem/1476

#include <iostream>

using namespace std;

int main() {

int E, S, M;

cin >> E >> S >> M;

int year = 1;

int E_s = 1, S_s = 1, M_s = 1;

while (1) {

if ((E_s == E) && (S_s == S) && (M_s == M)) break;

else year++;

E_s++;

S_s++;

M_s++;

if (E_s == 16) E_s = 1;

if (S_s == 29) S_s = 1;

if (M_s == 20) M_s = 1;

}

cout << year << "\n";

}