Submission #147111

#	Time	Username	Problem	Language	Result	Execution time	Memory
147111		44442	Lun (COCI19_lun)	C++11	40 / 50	3 ms	504 KiB

lun

#include <bits/stdc++.h>
using namespace std;
long long n,o,b,z[104],c,d,g,e,f;
char a[104];
int main (){
ios::sync_with_stdio(0);
cin.tie(0); cout.tie(0);
     cin>>n;
     for(int i=n;i>0;i--){
     	 cin>>a[i];
     	 if(a[i]==120){
     	     z[i]=1;
     	     o=i;
     	 }
	 }
	 for(int i=2;i<n+1;i=i+2){
	 	 if(!z[i]){
	 	 	 g=2*a[i]-96;
	 	 	 if(g>9)
	 	 	     g=g%10+1;
	 	     b=b+g;
	 	 }
	 }
	 for(int i=3;i<n+1;i=i+2){
	 	 if(!z[i])
	 	     b=b+a[i]-48;
	 }
	 if(o!=1){
		 c=b%10;
		 d=10-((a[1]-48)%10);
		 if(d>=c)
		     e=d-c;
		 else 
		     e=10-(c-d);
		 if(!o%2)
		     cout<<e/2;
		 else
		     cout<<e;
	 }
	 else 		 
	     cout<<(b*9)%10;
return 0;
}

• Subtask 1: 40 / 50