Submission #20491

#	Time	Username	Problem	Language	Result	Execution time	Memory
20491		CYI (#35)	채점 시스템 (OJUZ11_judge)	C++14	100 / 100	43 ms	1116 KiB

judge

#include<cstdio>
int p, t, n;
int main() {
    for (scanf("%d", &n); n--;) {
        scanf("%d%d", &p, &t);
        int r = 0;
        long long i = 10;
        for (; i <= p;) i *= 10;
        for (; p+i <= t; i*=10) r++;
        printf("%d\n", r);
    }
    return 0;
}

Compilation message (stderr)

judge.cpp: In function 'int main()':
judge.cpp:4:25: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for (scanf("%d", &n); n--;) {
                         ^
judge.cpp:5:30: 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