Submission #475578

#TimeUsernameProblemLanguageResultExecution timeMemory
475578ismoilovXoractive (IZhO19_xoractive)C++14
Compilation error
0 ms0 KiB
#include<bits/stdc++.h> #include "interactive.h" using namespace std; int[] guess(int n) { if(n <= 14){ int ans[n]; for(int i = 1; i <= n; i ++) ans[i-1] = ask(i); return ans; } int a = ask(1); map <int, int> s; for(int i = 0; i < 7; i ++){ vector <int> x; for(int j = 1; j < n; j ++) if(j >> i & 1) x.push_back(j+1); vector <int> c = get_pairwise_xor(x); c.push_back(1); vector <int> c1 = get_pairwise_xor(x); map <int, int> g; for(int j : c) g[j] --; for(int j : c1) g[j] ++; for(auto it : g) if(it.second > 0) s[it.first^a] += (1<<i); } int ans[n]; ans[0] = a; for(auto it : s) ans[it.second] = it.first; return ans; }

Compilation message (stderr)

Xoractive.cpp:5:4: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
    5 | int[] guess(int n)
      |    ^
Xoractive.cpp:5:4: error: structured binding declaration cannot have type 'int'
    5 | int[] guess(int n)
      |    ^~
Xoractive.cpp:5:4: note: type must be cv-qualified 'auto' or reference to cv-qualified 'auto'
Xoractive.cpp:5:4: error: empty structured binding declaration
Xoractive.cpp:5:7: error: expected initializer before 'guess'
    5 | int[] guess(int n)
      |       ^~~~~