Submission #1047872

---

Source Code Expand

#include <algorithm>
#include <cassert>
#include <cfloat>
#include <climits>
#include <cmath>
#include <cstdio>
#include <cstdlib>
#include <deque>
#include <iomanip>
#include <iostream>
#include <limits>
#include <map>
#include <queue>
#include <set>
#include <sstream>
#include <stack>
#include <string>
#include <tuple>
#include <vector>

#define FOR(i,k,n) for (int (i)=(k); (i)<(n); ++(i))
#define rep(i,n) FOR(i,0,n)
#define pb push_back
#define all(v) begin(v), end(v)
#define debug(x) cerr<< #x <<": "<<x<<endl
#define debug2(x,y) cerr<< #x <<": "<< x <<", "<< #y <<": "<< y <<endl

using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef pair<int, int> pii;
typedef vector<int> vi;
typedef vector<vector<int> > vvi;
typedef vector<ll> vll;
typedef vector<vector<ll> > vvll;
template<class T> using vv=vector<vector< T > >;

bool leap(int y) {
  if (y % 400 == 0) {
    return true;
  }
  if (y % 100 == 0) {
    return false;
  }
  if (y % 4 == 0) {
    return true;
  }
  return false;
}

//             1   2   3   4   5   6   7   8   9  10  11  12
vi days = {0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};

int last_day(int y, int m) {
  if (leap(y) && m == 2) {
    return 29;
  }
  return days[m];
}

tuple<int, int, int> next_day(int y, int m, int d) {
  int ld = last_day(y, m);
  if (d == ld) {
    if (m == 12) {
      return make_tuple(y+1, 1, 1);
    }
    return make_tuple(y, m+1, 1);
  }
  return make_tuple(y, m, d+1);
}

int main() {
  int y, m, d;
  scanf("%d/%d/%d", &y, &m, &d);
  while (true) {
    if (y % (m * d) == 0) {
      printf("%d/%02d/%02d\n", y, m, d);
      return 0;
    }
    tie(y, m, d) = next_day(y, m, d);
  }

  return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:74:32: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d/%d/%d", &y, &m, &d);
                                ^

Judge Result