Submission #109413

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Source Code Expand

#include<iostream>
#include<cstdio>

using namespace std;

int main()
{
	int n;
	int a,b;
	int flags[2400/5+1]={0};
	char c;

	cin >> n;
	for(int i=0;i<n;i++)
	{
		scanf("%d-%d",&a,&b);
		fill(&flags[a/5],&flags[b/5+1],1);
	}
	bool falling=false;
	for(int i=0;i<2400/5+1;i++)
	{
		if(flags[i])
		{
			if(!falling)
			{
				printf("%04d",i*5);
				falling = true;
			}
		}else{
			if(falling)
			{
				printf("-%04d\n",(i-1)*5);
				falling = false;
			}
		}
	}
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:17:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]

Judge Result