Submission #524217

#TimeUsernameProblemLanguageResultExecution timeMemory
524217LoboUnscrambling a Messy Bug (IOI16_messy)C++17
Compilation error
0 ms0 KiB
#include "messy.h" #include<bits/stdc++.h> using namespace std; const long long inf = (long long) 1e18 + 10; const int inf1 = (int) 1e9 + 10; // #define int long long #define dbl long double #define endl '\n' #define sc second #define fr first #define mp make_pair #define pb push_back #define all(x) x.begin(), x.end() #define maxn vector<int> restore_permutation(int n, int w, int r) { srand("pinto"); vector<pair<int,int>> v; for(int i = 0; i < n; i++) { v.pb(mp(rand()%150,i)); } sort(all(v)); vector<int> p1(n,0); for(int i = 1; i <= n; i++) { string s; for(int j = 0; j < i; j++) s.pb('1'); for(int j = 0; j < n-i; j++) s.pb('0'); add_element(s); } compile_set(); string cur(n,'0'); for(int i = 0; i < n; i++) { //encontrar qual j tem p[j] = i for(auto X : v) { int j = X.sc; if(cur[j] == '1') continue; cur[j] = '1'; bool ok; // cout << cur << " " << ok ? "false" : "true" << endl; ok = check_element(cur); // cout << cur << " " << ok ? "false" : "true" << endl; if(ok) { p1[j] = i; break; } cur[j] = '0'; } } return p1; }

Compilation message (stderr)

messy.cpp: In function 'std::vector<int> restore_permutation(int, int, int)':
messy.cpp:19:11: error: invalid conversion from 'const char*' to 'unsigned int' [-fpermissive]
   19 |     srand("pinto");
      |           ^~~~~~~
      |           |
      |           const char*
In file included from /usr/include/c++/10/cstdlib:75,
                 from /usr/include/c++/10/ext/string_conversions.h:41,
                 from /usr/include/c++/10/bits/basic_string.h:6535,
                 from /usr/include/c++/10/string:55,
                 from messy.h:4,
                 from messy.cpp:1:
/usr/include/stdlib.h:455:33: note:   initializing argument 1 of 'void srand(unsigned int)'
  455 | extern void srand (unsigned int __seed) __THROW;
      |                    ~~~~~~~~~~~~~^~~~~~