Submission #98876

#	Time	Username	Problem	Language	Result	Execution time	Memory
98876		Nordway	Palindromes (info1cup18_palindromes)	C++14	100 / 100	465 ms	10108 KiB

palindromes

#include <bits/stdc++.h>

using namespace std;
 
int main(){
	int n;
	cin >> n;
	long long ans = 0;
	for (int  i = 1; i <= n; i++) {
		string a;
		cin >> a;
		string b = a;
		reverse(b.begin(), b.end());
		if (b == a) {
			int p = 1;
			for (int j = 0; j < b.size(); j++) {
				ans += p * (b[j] - '0');
				p *= 10;
			}
		}
	}
	cout << ans;
	return 0;
}

Compilation message (stderr)

palindromes.cpp: In function 'int main()':
palindromes.cpp:16:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for (int j = 0; j < b.size(); j++) {
                    ~~^~~~~~~~~~

• Subtask 1: 15 / 15
• Subtask 2: 20 / 20
• Subtask 3: 30 / 30
• Subtask 4: 35 / 35