ARTS-S c语言统计程序运行时间

2024-09-01 20:04:43

#include <stdio.h>

#include <sys/time.h>

#include <unistd.h>

int main() {

	struct timeval start, end;

	gettimeofday(&start, NULL);

	sleep(2);

	gettimeofday(&end, NULL);

	long seconds = end.tv_sec - start.tv_sec;

	long micros = end.tv_usec - start.tv_usec;

	printf("Time elpased is %f s.\n", ((float)micros) / 1000000 + seconds);

	return 0;

}

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