제출 #1304566

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1304566		yusifm	Palindromes (info1cup18_palindromes)	C++20	100 / 100	92 ms	580 KiB

palindromes

#pragma GCC optimize("O3")
#include <bits/stdc++.h>
#define ll long long
#define str string
#define pb push_back
#define pf push_front
#define in insert
#define all(v) v.begin(),v.end()
const int sz=1000000,INF=1000000000;
using namespace std;
bool isPal(ll num)
{
    str numC1=to_string(num),numC2=numC1;
    reverse(all(numC1));
    if(numC1==numC2)
    {
        return true;
    }
    else
    {
        return false;
    }
}
void solve()
{
    ll n,num,ans=0;
    cin>>n;
    for(int i=0;i<n;i++)
    {
        cin>>num;
        if(isPal(num))
        {
            ans+=num;
        }
    }
    cout<<ans;
}
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr),cout.tie(nullptr);
    ll t=1;
    //cin>>t;
    while(t--)
    {
        solve();
    }
}

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