Submission #1091049

#	Time	Username	Problem	Language	Result	Execution time	Memory
1091049		dpsaveslives	Palindromic FizzBuzz (NOI19_palindrome)	C++17	100 / 100	18 ms	1884 KiB

palindrome

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

int main()
{
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    ll a,b; cin >> a >> b;
    ll cur = a;
    while(cur <= b){
        int dig = 1; ll exp = 10;
        for(int i = 1;i<=18;++i){
            if(cur >= exp){
                ++dig;
                exp *= 10;
            }
            else{
                break;
            }
        }
        vector<int> digs;
        ll ot = cur;
        for(int i = 0;i<dig;++i){
            digs.push_back(ot%10);
            ot /= 10;
        }
        bool pal = true;
        for(int i = 0;i<dig;++i){
            if(digs[i] != digs[dig-i-1]){
                pal = false;
                break;
            }
        }
        if(pal){
            cout << "Palindrome!\n";
        }
        else{
            cout << cur << "\n";
        }
        ++cur;
    }
    return 0;
}

• 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