Submission #239413

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Source Code Expand

#include <algorithm>
#include <cmath>
#include <cstdio>
#include <cstring>
#include <iostream>
#include <map>
#include <queue>
#include <set>
#include <stack>
#include <string>
#include <vector>

using namespace std;

#define INF (1<<29)
#define EPS (1e-10)
#define mp make_pair
#define pb push_back

typedef long long ll;
typedef vector<int> vi;
typedef vector<vi> vii;
typedef pair<int,int> pii;

int dx[] = {0,1,0,-1}, dy[] = {1,0,-1,0};

int main(){
	int N;
	cin >> N;
	vector<int> data(2401, 0);
	for (int n=0; n<N; n++) {
		int S, E;
		scanf("%d-%d", &S, &E);
		S -= S%5;
		E = (E+4)-(E+4)%5;
		//cout << S << " " << E << endl;
		data[S]++;
		data[E]--;
	}
	for (int i=0; i<2400; i+=5) {
		data[i+5] += data[i];
		if (i == 0 && data[i] > 0) printf("%04d", i);
		if (data[i] == 0 && data[i+5] >	 0) printf("%04d", i+5);
		if (data[i] > 0  && data[i+5] == 0) printf("-%04d\n", i+5);
	}
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:33:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]

Judge Result