Submission #1120510

#	Time	Username	Problem	Language	Result	Execution time	Memory
1120510		vjudge1	Palindrome-Free Numbers (BOI13_numbers)	C++14	39.17 / 100	1101 ms	512 KiB

numbers

// author - alimammadzade

#include <bits/stdc++.h>
#define int long long
using namespace std;

bool free(int i) {
    string s = to_string(i);
    for (int i = 0; i < (int)s.size() - 1; i++)
        for (int j = i + 1; j < (int)s.size(); j++) {
            string a = s.substr(i, j - i + 1), b = a;
            reverse(b.begin(), b.end());
            if (a == b) return 0;
        }
    return 1;
}

signed main() {
    cin.tie(nullptr)->sync_with_stdio(false);
    // system("cls"), freopen("in.txt", "r", stdin);
    int a, b, res = 0;
    scanf("%d %d", &a, &b);
    for (int i = a; i <= b; i++) res += free(i);
    printf("%d", res);
}

Compilation message (stderr)

numbers.cpp: In function 'int main()':
numbers.cpp:22:13: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'long long int*' [-Wformat=]
   22 |     scanf("%d %d", &a, &b);
      |            ~^      ~~
      |             |      |
      |             int*   long long int*
      |            %lld
numbers.cpp:22:16: warning: format '%d' expects argument of type 'int*', but argument 3 has type 'long long int*' [-Wformat=]
   22 |     scanf("%d %d", &a, &b);
      |               ~^       ~~
      |                |       |
      |                int*    long long int*
      |               %lld
numbers.cpp:24:14: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long long int' [-Wformat=]
   24 |     printf("%d", res);
      |             ~^   ~~~
      |              |   |
      |              int long long int
      |             %lld
numbers.cpp:22:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   22 |     scanf("%d %d", &a, &b);
      |     ~~~~~^~~~~~~~~~~~~~~~~

• Subtask 1: 22.5 / 25
• Subtask 2: 16.666666666666668 / 75