Submission #20384

#	Time	Username	Problem	Language	Result	Execution time	Memory
20384		윤지학 (#35)	채점 시스템 (OJUZ11_judge)	C++98	100 / 100	46 ms	1116 KiB

judge

#include <cstdio>

int main() {
	long long a, b, t;
	int i, n;
	scanf("%d", &n);
	while (n--) {
		scanf("%lld%lld", &a, &b);
		for (t = 10; t <= a; t *= 10);
		for (i = 0; t + a <= b; i++) t *= 10;
		printf("%d\n", i);
	}
}

Compilation message (stderr)

judge.cpp: In function 'int main()':
judge.cpp:6:17: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &n);
                 ^
judge.cpp:8:28: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld%lld", &a, &b);
                            ^

• Subtask 1: 31 / 31
• Subtask 2: 47 / 47
• Subtask 3: 22 / 22