oj.uz

답안 #923441

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
923441 2024-02-07T08:39:10 Z NValchanov Palindromes (info1cup18_palindromes) C++17
100 / 100
 118 ms 41412 KB 
#include<bits/stdc++.h>

#define endl '\n'

using namespace std;

typedef long long ll;

const ll MAXN=1e6+10;
const ll MAXA=1e9+10;

ll n;
string a[MAXN];

ll string_to_int(string s)
{
    ll res=0;
    ll sz=s.size();
    for(ll i=sz-1;i>=0;i--)
    {
        res*=10;
        res+=(s[i]-'0');
    }
    return res;
}

bool isPalindrome(string s)
{
    string revs=s;
    reverse(revs.begin(), revs.end());
    return s == revs;
}

void read()
{
    cin>>n;
    for(ll i=1;i<=n;i++)
    {
        cin>>a[i];
    }
}

void solve()
{
    ll ans=0;
    for(ll i=1;i<=n;i++)
    {
        string s=a[i];
        if(isPalindrome(s))
        {
            ll cur=string_to_int(s);
            ans+=cur;
        }
    }
    cout<<ans<<endl;
}

int main()
{
    #ifdef ONLINE_JUDGE
    freopen(".in", "r", stdin);
    freopen(".out", "w", stdout);
#endif
	ios_base::sync_with_stdio(false);
	cin.tie(nullptr);
	cout.tie(nullptr);

    read();
    solve();

	return 0;
}

Subtask #1
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 12 ms 31580 KB Output is correct
2 Correct 8 ms 31836 KB Output is correct
3 Correct 53 ms 36348 KB Output is correct
4 Correct 75 ms 38744 KB Output is correct
5 Correct 98 ms 41296 KB Output is correct

Subtask #2
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 7 ms 31580 KB Output is correct
2 Correct 9 ms 31576 KB Output is correct
3 Correct 44 ms 33160 KB Output is correct
4 Correct 75 ms 34656 KB Output is correct

Subtask #3
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 7 ms 31580 KB Output is correct
2 Correct 9 ms 31576 KB Output is correct
3 Correct 44 ms 33160 KB Output is correct
4 Correct 75 ms 34656 KB Output is correct
5 Correct 7 ms 31580 KB Output is correct
6 Correct 8 ms 31832 KB Output is correct
7 Correct 69 ms 34800 KB Output is correct
8 Correct 87 ms 35412 KB Output is correct

Subtask #4
35.0 / 35.0

# 결과 실행 시간 메모리 Grader output
1 Correct 12 ms 31580 KB Output is correct
2 Correct 8 ms 31836 KB Output is correct
3 Correct 53 ms 36348 KB Output is correct
4 Correct 75 ms 38744 KB Output is correct
5 Correct 98 ms 41296 KB Output is correct
6 Correct 7 ms 31580 KB Output is correct
7 Correct 9 ms 31576 KB Output is correct
8 Correct 44 ms 33160 KB Output is correct
9 Correct 75 ms 34656 KB Output is correct
10 Correct 7 ms 31580 KB Output is correct
11 Correct 8 ms 31832 KB Output is correct
12 Correct 69 ms 34800 KB Output is correct
13 Correct 87 ms 35412 KB Output is correct
14 Correct 7 ms 31580 KB Output is correct
15 Correct 10 ms 31880 KB Output is correct
16 Correct 43 ms 35472 KB Output is correct
17 Correct 87 ms 40192 KB Output is correct
18 Correct 118 ms 41216 KB Output is correct
19 Correct 94 ms 41412 KB Output is correct
20 Correct 95 ms 41300 KB Output is correct