Submission #108257

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Source Code Expand

#include <vector>
#include <string>
#include <iostream>
#include <fstream>
#include <sstream>
#include <list>
#include <algorithm>
#include <sstream>
#include <set>
#include <cmath>
#include <map>
#include <stack>
#include <queue>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <numeric>

#define INF (1<<30)
#define EPS 1e-6

using namespace std;

int
main()
{
	int N;
	int idx[2] = {3,8};
	char b[3] = {'6',':','f'};
	
	scanf("%d",&N);
	vector<string> vec;
	for (int i=0; i<N; ++i) {
		string str;
		cin >> str;
		for (int k=0; k<2; ++k) {
			int id = idx[k];
			if (str[id] > '5') {
				str[id] = !k ? '5' : '0';
				for (int j=1;k && j<=3; ++j) {
					str[id-j]++;
					if (str[id-j] != b[j-1]) {
						break;
					}
					str[id-j] = '0';
				}
			}
			else if (str[id] != '0' && str[id] != '5'){
				str[id] = !k ? '0' : '5';
			}
		}
		vec.push_back(str);
	}
	sort(vec.begin(), vec.end());
	vec.erase(unique(vec.begin(), vec.end()),vec.end());
	for (int i=1; i<vec.size(); ++i) {
		if (vec[i-1].substr(5,4) >= vec[i].substr(0,4)) {
			for (int j=0; j<4; ++j) {
				vec[i][j] = vec[i-1][j];
			}
			if (vec[i-1].substr(5,4) >= vec[i].substr(5,4)) {
				for (int j=0; j<4; ++j) {
					vec[i][5+j] = vec[i-1][5+j];
				}
			}
			vec[i-1] = "";
		}
	}
	
	for (int i=0; i<vec.size(); ++i) {
		if (vec[i] != "") {
			cout << vec[i] << endl;
		}
	}
	
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:31:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]

Judge Result