সমস্যা - ২৪ ( গণক )

	#include <stdio.h>
	int main()
	{
	int hr, min, sec, h, m, s, start, end, block, run, i;
	scanf("%d\n",&run);
	for(i = 0; i < run; i++)
	{
	scanf("%d %d %d\n",&hr, &min, &sec);
	scanf("%d %d %d\n",&h, &m, &s);
	scanf("%d",&block);
	start = (3600 * hr) + (60 * min) + sec;
	end = (3600 * h) + (60 * m) + s;
	if(end > start) {
	printf("%d\n",(end - start) * block);
	}
	else if(start > end) {
	printf("%d\n",((end + (24 * 3600)) - start) * block);
	}
	}
	return 0;
	}

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