Submission #361218

#	Time	Username	Problem	Language	Result	Execution time	Memory
361218		Sparky_09	Paint By Numbers (IOI16_paint)	C++17	Compilation error	0 ms	0 KiB

paint

#include <bits/stdc++.h>
using namespace std;
#define rep(i, a, b) for(int i = a; i < (b); ++i)
#define all(x) begin(x), end(x)
#define sz(x) (int)(x).size()
typedef long long ll;
typedef pair<ll, ll> pii;
typedef vector<ll> vi;
typedef vector<pii> vpi;

void usaco(string s){
  freopen((s+".in").c_str(), "r", stdin);
  freopen((s+".out").c_str(), "w", stdout);
}


string solve_puzzle(string s, int[] c){
  string ans = s;
  for(int i = 0; i < sz(s); i++) ans[i] = '?';
  return ans;
}

Compilation message (stderr)

paint.cpp:17:37: error: expected ',' or '...' before 'c'
   17 | string solve_puzzle(string s, int[] c){
      |                                     ^
paint.cpp: In function 'void usaco(std::string)':
paint.cpp:12:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
   12 |   freopen((s+".in").c_str(), "r", stdin);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
paint.cpp:13:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
   13 |   freopen((s+".out").c_str(), "w", stdout);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~