Submission #133895

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Source Code Expand

#include <vector>
#include <algorithm>
#include <map>
#include <cstdio>
using namespace std;
typedef pair<int,int> range;
int timetoint(int time){
  return (time/100)*60 + time%100;
}
int inttotime(int n ){
  return (n/60) * 100 + n%60;
}
int main(){
  int N ;
  vector<range> vec;
  scanf("%d",&N);
  for(int i = 0 ; i < N ; i++){
    int startTime,endTime;
    scanf("%d-%d\n",&startTime,&endTime);
    startTime = timetoint(startTime);
    endTime = timetoint(endTime);
    vec.push_back(range(startTime - startTime%5,endTime+ (5-endTime%5)%5));
  }
  sort(vec.begin(),vec.end());
  int nowstart = vec[0].first;
  int nowend = vec[0].second;
  for(int i = 1 ;  i < N;i++){
    if(nowend < vec[i].first){
      printf("%04d-%04d\n",inttotime(nowstart),inttotime(nowend));
      nowstart = vec[i].first;
      nowend = vec[i].second;
    }else {
      nowend = max(nowend,vec[i].second);
    }
  }
  printf("%04d-%04d\n",inttotime(nowstart),inttotime(nowend));
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:16:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
./Main.cpp:19:41: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]

Judge Result