Submission #686194

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Source Code Expand

#include <stdio.h>

int main(void){
    int i, j, k, n, s_marume, e_marume;
    int s_hour, s_minute, e_hour, e_minute;
    char input[4];
    int s[32768], e[32768];
    int time[512];
    
    scanf("%d", &n);
    
    for(i = 0; i < 512; i++){
        time[i] = 0;
    }
    
    for(i= 0; i < n; i++){
        scanf("%d%*c%d" , &s[i], &e[i]);
        s_marume = s[i] / 5 * 5;
        if((e[i] % 5) == 0){
            e_marume = e[i];
        }else{
            e_marume = (e[i] + 5) / 5 * 5;
        }
        //printf("%d %d\n", s_marume, e_marume);
        s_hour = s_marume / 100;
        s_minute = (s_marume % 100) / 5;
        e_hour = e_marume / 100;
        e_minute = (e_marume % 100) / 5; 
        time[s_hour*12 + s_minute] = time[s_hour*12 + s_minute] + 1;
        time[e_hour*12 + e_minute + 1] = time[e_hour*12 + e_minute + 1] - 1;
        printf("%d %d %d %d\n", s_hour, s_minute, e_hour, e_minute);  
    }
    
    for(i = 1; i < n; i++){
        time[i] = time[i -1] + time[i];
    }
    
    for(i = 0; i< n ;i++){
        if(time[i] <= 0 && time[i + 1] > 0){
            printf("%02d%02d-" ,(i + 1) / 12 , ((i + 1) % 12) * 5);
        }if(time[i] > 0 && time[i + 1] <= 0 ){
            printf("%02d%02d\n" , i / 12 , (i % 12) * 5);
        }
    }
    return 0;
}

Submission Info

Compile Error

./Main.c: In function ‘main’:
./Main.c:10:10: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
./Main.c:17:14: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]

Judge Result