Submission #750222

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Source Code Expand

#include <stdio.h>

#define LENGTH 289

int main(void){

	// rain[0] -> 0000 rain[1] -> 0005・・・
	int rain[LENGTH] = {0};
	
	int N;
	int start, end;
	// Input N
	scanf("%d", &N);
	
	for(int i=0; i<N; i++){
		scanf("%d-%d", &start, &end);

		// hour to min
		start = (start % 100) + (start / 100) * 60;
		end = (end % 100) + (end / 100) * 60;
		
		start /= 5;
		if(end % 5 == 0) end /= 5;
		else		end = end / 5 + 1;

		for(int i=start; i<end; i++){
			rain[i] += 1;
		}
	}

	for(int i=0; i<LENGTH; i++){
		if(rain[i]>0){
			start = i*5;
			printf("%02d%02d-", start/60, start%60);
			
			while( (rain[i]>0) && (i<LENGTH-1) ) i++;
			
			end = i*5;
			printf("%02d%02d\n", end/60, end%60);
		}
	}
	
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:13:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
./Main.cpp:16:31: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]

Judge Result