Submission #108740

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Source Code Expand

#include <iostream>
#include <cstdio>
#include <algorithm>
using namespace std;
int main()
{
	int n; cin >> n ;
	pair<int,int> m[30000];
	for(int i=0;i<n;i++) scanf("%d-%d",&m[i].first,&m[i].second);
	for(int i=0;i<n;i++)
	{
		m[i].first=(m[i].first/5)*5;
		if(m[i].second%5!=0) m[i].second=(m[i].second/5)*5+5;
		if(m[i].second%100==60) m[i].second=m[i].second-60+100;
	}
	for(int i=0;i<n;i++) swap(m[i].first,m[i].second);
	sort(m,m+n);
	for(int i=0;i<n;i++) swap(m[i].first,m[i].second);
	sort(m,m+n);
	for(int i=0;i<n; )
	{
		int s=m[i].first; int f=m[i].second;
		while(s<=m[i].first && m[i].first<=f) f=max(f,m[i].second),i++;
		if(s<10) cout << "000" ; else if(s<100) cout << "00" ; else if(s<1000) cout << "0" ;
		cout << s << '-' ;
		if(f<10) cout << "000" ; else if(f<100) cout << "00" ; else if(f<1000) cout << "0" ;		
		cout << f << endl;
	}
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:9:62: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]

Judge Result