Submission #851253

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
851253	2023-09-19 07:18:15	LucaIlie	Crossing (JOI21_crossing)	C++17	26 / 100	7009 ms	5804 KiB

Main

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#include <bits/stdc++.h>
using namespace std;
char other( char a, char b ) {
    if ( a != 'J' && b != 'J' )
        return 'J';
    if ( a != 'O' && b != 'O' )
        return 'O';
    return 'I';
}
string combine( string a, string b ) {
    string ans;
    ans.resize( a.size() );
    for ( int i = 0; i < a.size(); i++ )
        ans[i] = (a[i] == b[i] ? a[i] : other( a[i], b[i] ) );
    return ans;
}
set<string> s;
int main() {
    int n, q;
    string s1, s2, s3, t;
    cin >> n >> s1 >> s2 >> s3;
    s.insert( s1 );
 
 
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Compilation message (stderr)

Main.cpp: In function 'std::string combine(std::string, std::string)':
Main.cpp:17:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   17 |     for ( int i = 0; i < a.size(); i++ )
      |                      ~~^~~~~~~~~~

• Subtask 1: 3 / 3
• Subtask 2: 0 / 23
• Subtask 3: 23 / 23
• Subtask 4: 0 / 51