Submission #308878

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Source Code Expand

#include <stdlib.h>
#include <stdio.h>
#include <string.h>

typedef struct {
	unsigned int rain: 1;
} raintime;

typedef struct {
	unsigned int sh: 5;
	unsigned int sm: 6;
	unsigned int eh: 5;
	unsigned int em: 6;
} record;

int main(){
	int N,i,j,a,b;
	char x;
	raintime volatile rt[288]={0};
	scanf("%d",&N);
	record rc[N];
	
	for(i=0;i<N;i++){
		scanf("%d%c%d",&a,&x,&b);
		rc[i].sh=a/100; rc[i].sm=a%100;
		rc[i].eh=b/100; rc[i].em=b%100;
	}
	
	for(i=0;i<N;i++){
		if(rc[i].em%5>0) rc[i].em=rc[i].em+(5-rc[i].em%5);
		for(j=(rc[i].sh*12+rc[i].sm/5);j<(rc[i].eh*12+rc[i].em/5);j++)
			rt[j].rain=1;
	}
	
	i=0;
	while(i<288){
		if(rt[i].rain){
			printf("%02d%02d-",i/12,i%12*5);
			while(rt[i].rain){ i++; }
			printf("%02d%02d\n",i/12,i%12*5);
			}
		i++;
	}
	return 0;
}

Submission Info

Compile Error

./Main.c: In function ‘main’:
./Main.c:20:7: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
./Main.c:24:8: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]

Judge Result