Submission #40987

#	Time	Username	Problem	Language	Result	Execution time	Memory
40987		XmtosX	Igra (COCI17_igra)	C++14	100 / 100	3 ms	696 KiB

igra

#include <bits/stdc++.h>
using namespace std;
int n,a[200],b[200];
string s1,s2,s;
bool check ()
{
    for (int i=0;i<=b['a'];i++)
    {
        int x= (a['b']-i);
        int y= (a['c']-(b['a']-i));
        if (x<0||y<0)
            continue;
        if (x>b['c']||y>b['b'])
            continue;
        return 1;
    }
    return 0;
}
int main()
{
    cin >>n>>s1>>s2;
    for (int i=0;i<n;i++)
        a[s1[i]]++,b[s2[i]]++;
    for (int i=0;i<n;i++)
    {
        b[s2[i]]--;
        for (int j='a';j<='c';j++)
        {
            if (j==s2[i]||!a[j])
                continue;
            a[j]--;
            if (check())
            {
                s+=j;
                break;
            }
            a[j]++;
        }
    }
    cout <<s;
    return 0;
}

Compilation message (stderr)

igra.cpp: In function 'int main()':
igra.cpp:23:16: warning: array subscript has type 'char' [-Wchar-subscripts]
         a[s1[i]]++,b[s2[i]]++;
                ^
igra.cpp:23:27: warning: array subscript has type 'char' [-Wchar-subscripts]
         a[s1[i]]++,b[s2[i]]++;
                           ^
igra.cpp:26:16: warning: array subscript has type 'char' [-Wchar-subscripts]
         b[s2[i]]--;
                ^

• Subtask 1: 100 / 100