Submission #872755

#	Time	Username	Problem	Language	Result	Execution time	Memory
872755		rainboy	Palindromic FizzBuzz (NOI19_palindrome)	C11	100 / 100	10 ms	1884 KiB

palindrome

#include <stdio.h>

long long rev(long long a) {
	long long b = 0;

	while (a > 0)
		b = b * 10 + a % 10, a /= 10;
	return b;
}

int main() {
	long long l, r, a;

	scanf("%lld%lld", &l, &r);
	for (a = l; a <= r; a++)
		if (a == rev(a))
			printf("Palindrome!\n");
		else
			printf("%lld\n", a);
	return 0;
}

Compilation message (stderr)

palindrome.c: In function 'main':
palindrome.c:14:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   14 |  scanf("%lld%lld", &l, &r);
      |  ^~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 7 / 7
• Subtask 2: 11 / 11
• Subtask 3: 14 / 14
• Subtask 4: 8 / 8
• Subtask 5: 9 / 9
• Subtask 6: 20 / 20
• Subtask 7: 31 / 31