Submission #20578

#	Time	Username	Problem	Language	Result	Execution time	Memory
20578		키-파 (#35)	채점 시스템 (OJUZ11_judge)	C++98	0 / 100	1000 ms	1116 KiB

judge

#include <cstdio>

using namespace std;

int main() {
    int n;
    scanf("%d", &n);
    while (n--) {
        int t, p;
        scanf("%d%d", &t, &p);
        int temp = t, p10 = 1;
        while (temp > 0) {
            p10 *= 10;
            temp /= 10;
        }
        int c = 0;
        while (p10 + t <= p) {
            ++c;
            p10 *= 10;
        }
        printf("%d\n", c);
    }
    return 0;
}

Compilation message (stderr)

judge.cpp: In function 'int main()':
judge.cpp:7:20: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &n);
                    ^
judge.cpp:10:30: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d%d", &t, &p);
                              ^

• Subtask 1: 0 / 31
• Subtask 2: 0 / 47
• Subtask 3: 0 / 22