Submission #1216790

#	Time	Username	Problem	Language	Result	Execution time	Memory
1216790		takoshanava	Cave (IOI13_cave)	C++20	Compilation error	0 ms	0 KiB

cave

#include "cave.h"
#include <bits/stdc++.h>
using namespace std;

bool vis[5002];
int n, R[5002], D[5002];

void change( int i, int j ){
    for( ; i <= j; i++ )
        if( !vis[i] )
            R[i] = ( R[i] + 1 ) % 2;
}

void exploreCave(int N) {
	n = N;
	for(int i = 0; i < n; i++){
        int s, ps, r, ll, rr, m;
        r = tryCombination( n, R );
        if(r > i or r == -1){
            s = 0;
        }else{
            s = 1;
        }

        ll = 0; rr = n - 1;
        while(ll != rr){
            m = (ll + rr) / 2;
            change(ll, m);
            r = tryCombination(n, R);
            if(r > i or r == -1){
                ps = 0;
            }else{
                ps = 1;
            }
            change(ll, m);
            if(ps != s) rr = m;
            else ll = m + 1;
        }

        D[ll] = i;
        R[ll] = s;
        vis[ll] = 1;
    }
    answer(n, R, D);
}

Compilation message (stderr)

cave.cpp: In function 'void exploreCave(int)':
cave.cpp:18:29: error: invalid conversion from 'int' to 'int*' [-fpermissive]
   18 |         r = tryCombination( n, R );
      |                             ^
      |                             |
      |                             int
cave.cpp:18:27: error: too many arguments to function 'int tryCombination(int*)'
   18 |         r = tryCombination( n, R );
      |             ~~~~~~~~~~~~~~^~~~~~~~
In file included from cave.cpp:1:
cave.h:8:5: note: declared here
    8 | int tryCombination(int S[]);
      |     ^~~~~~~~~~~~~~
cave.cpp:29:32: error: invalid conversion from 'int' to 'int*' [-fpermissive]
   29 |             r = tryCombination(n, R);
      |                                ^
      |                                |
      |                                int
cave.cpp:29:31: error: too many arguments to function 'int tryCombination(int*)'
   29 |             r = tryCombination(n, R);
      |                 ~~~~~~~~~~~~~~^~~~~~
In file included from cave.cpp:1:
cave.h:8:5: note: declared here
    8 | int tryCombination(int S[]);
      |     ^~~~~~~~~~~~~~
cave.cpp:44:12: error: invalid conversion from 'int' to 'int*' [-fpermissive]
   44 |     answer(n, R, D);
      |            ^
      |            |
      |            int
cave.cpp:44:11: error: too many arguments to function 'void answer(int*, int*)'
   44 |     answer(n, R, D);
      |     ~~~~~~^~~~~~~~~
In file included from cave.cpp:1:
cave.h:9:6: note: declared here
    9 | void answer(int S[], int D[]);
      |      ^~~~~~