Submission #20790

#	Time	Username	Problem	Language	Result	Execution time	Memory
20790		gs13105	채점 시스템 (OJUZ11_judge)	C++14	100 / 100	43 ms	1116 KiB

judge

#include <stdio.h>
#include <string.h>
#include <algorithm>
 
int main()
{
	int n, p, t, c, i, j;
	long long x;
 
	scanf("%d", &n);
 
	for(i = 0; i<n; i++)
	{
		scanf("%d%d", &p, &t);
 
		x = 1;
		c = 0;
 
		for(j = 0; j<11; j++, x *= 10)
		{
			if(x<=p)
				continue;
 
			if(x+p > t)
			{
				printf("%d\n", p==0 ? c-1 : c);
				break;
			}
 
			c++;
		}
	}
	return 0;
}

Compilation message (stderr)

judge.cpp: In function 'int main()':
judge.cpp:10:17: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &n);
                 ^
judge.cpp:14:24: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d", &p, &t);
                        ^

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