Submission #100360

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
100360	2019-03-10 14:24:54	Ort	Lun (COCI19_lun)	C++11	50 / 50	3 ms	512 KiB

lun

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#include<algorithm>
#include<iostream>
#include<string>
#include<vector>
#include<cctype>
using namespace std;
string s;
vector<int> sv;
int n; bool t;
int main() {
  cin.sync_with_stdio(0); cin.tie(0);
  cin >> n;
  cin >> s;
  reverse(s.begin(),s.end());
  for(int i=0;i<n;i++) {
    if(isdigit(s[i])) {
      if(i%2) {
        int num = s[i]-'0';
        num *= 2;
        if(num>9) num = (num%10) + (num/10);
        sv.push_back(num);  
      }
      else sv.push_back(s[i]-'0');
    }
    else {sv.push_back(-1); if(i%2) t=1;}
  }
  long long sum = 0;
 
 
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• Subtask 1: 50 / 50