Submission #389962

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Source Code Expand

#include <iostream>
#include <string>
#include <cstdio>
using namespace std;

int to_Min(int time){
    return (time / 100 * 60 + time % 100);
}

string to_hour(int time){
    string hour = "0000";
    hour[0] = time / 600 + '0';
    time %= 600;
    if(time / 60 > 9) hour[1] = time/60 - 10 +'0';
    else hour[1] = time/60 + '0';
    time %= 60;
    hour[2] = time / 10 + '0';
    hour[3] = time % 10 + '0';
    return hour;
}

int main(){
    int N;
    cin >> N;

    bool time[2000]={0};
    int a,b;
    for(int i=0;i<N;i++){
        scanf("%d-%d",&a,&b);
        //cout << "a:" <<a << " " << (a%1000) % 5 << endl;
        //cout << "b:" << b << " " << (b%1000) % 5 << endl;
        if(a % 5  != 0) a -= (a%1000)%5;
        a = to_Min(a);
        if( b % 5 != 0){
            b -=  (b%1000)%5;
            b+=5;
        }
        b = to_Min(b);
        //cout << "a,b:" << a << " " << b << endl;
        for(int i=a;i<=b;i++) time[i]=true;
    }

    for(int i=0;i<2000;i++){
        if(time[i]){
            cout << to_hour(i) << "-";
            while(i < 2000 && time[i++]);
            i--;i--;

            cout << to_hour(i) << endl;
        }
    }

    return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:29:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]

Judge Result