Submission #93945

#	Time	Username	Problem	Language	Result	Execution time	Memory
93945		ahmedie404	Pohlepko (COCI16_pohlepko)	C++14	45 / 80	1086 ms	66560 KiB

pohlepko

#include <iostream>

using namespace std;
int n, m;
string a[2000+9];
bool vis[2000+9][2000+9];

bool check(int i, int j){
    return i >= 0 && j >= 0 && i < n && j < m;
}

string finds(int i, int j, string s){

    char l='z';
    int x,y;

    s += a[i][j];

    if( i == n-1 && j == m-1 )
        return s;

    if(check(i+1, j) && a[i+1][j] <= l){
        l = a[i+1][j];
        x=i+1, y=j;
    }

    if(check(i, j+1) && a[i][j+1] < l){
        l = a[i][j+1];
        x=i, y=j+1;
    }

    if(a[i+1][j] == a[i][j+1]){
        return min(string(finds(i+1, j, s)), string(finds(i, j+1, s)));
        if(string(finds(i+1, j, s)) > string(finds(i, j+1, s))){
            vis[i+1][j]=true;
        } else {
            vis[i][j+1]=true;
        }
    }

    vis[x][y]=true;

    return finds(x, y, s);

}

int main(){
    cin >> n >> m;
    for(int i=0;i<n;i++) cin >> a[i];

    cout << finds(0, 0, "") << endl;

    return 0;
}

Compilation message (stderr)

pohlepko.cpp: In function 'std::__cxx11::string finds(int, int, std::__cxx11::string)':
pohlepko.cpp:43:25: warning: 'y' may be used uninitialized in this function [-Wmaybe-uninitialized]
     return finds(x, y, s);
                         ^
pohlepko.cpp:43:25: warning: 'x' may be used uninitialized in this function [-Wmaybe-uninitialized]

• Subtask 1: 45 / 80