Submission #23354

#	Time	Username	Problem	Language	Result	Execution time	Memory
23354		kriii	채점 시스템 (OJUZ11_judge)	C++14	100 / 100	46 ms	1116 KiB

judge

#include <stdio.h>

int N;

int main()
{
	scanf ("%d",&N); while (N--){
		long long a,b;
		scanf ("%lld %lld",&a,&b);

		long long u = 1;
		while (!(a < u)) u *= 10;
		if (a == 0) u = 10;

		int c = 0;
		while (a+u<=b) u *= 10, c++;
		printf ("%d\n",c);
	}

	return 0;
}

Compilation message (stderr)

judge.cpp: In function 'int main()':
judge.cpp:7:17: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf ("%d",&N); while (N--){
                 ^
judge.cpp:9:28: 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