，，c++ ==#include <bits/stdc++.h> using namespace std;

struct teto { int ch, cm; };

struct miku { int zh, zm; };

int main() { teto a[15]; miku b[15]; cin >> a[1].ch >> a[1].cm; cin >> b[1].zh >> b[1].zm; if (b[1].zm - a[1].cm < 0) { cout << b[1].zh - a[1].ch - 1 << " " << b[1].zm - a[1].cm + 60; } else { cout << b[1].zh - a[1].ch << " " << b[1].zm - a[1].cm; }

return 0; }