Submission #109204

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Source Code Expand

#include <cstdio>
#include <iostream>
#include <vector>
#include <map>
#include <algorithm>

using namespace std;

typedef pair<int, int> P;

int main()
{
  int N;
  int a, b;
  int time[2401] = {};
  bool flag;
  int s;

  scanf("%d", &N);

  for(int i = 0; i < N; i++) {
    scanf("%d-%d", &a, &b);
    if(a%5 != 0) a -= a%5; 
    if(b%5 != 0) b = b-b%5+5;
    for(int j = a; j <= b; j++) {
      time[j] = 1;
    }
  }
  for(int i = 0; i < 2401; i++) {
    if(!flag && time[i] == 1) {flag = true; s = i;}
    if(flag && time[i] != 1) {
      flag = false;
      cout << s << "-" << i-1 << endl;
    }
  }   

  return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:19:18: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
./Main.cpp:22:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]

Judge Result