Submission #468093

#	Time	Username	Problem	Language	Result	Execution time	Memory
468093		Habitus	Coins (IOI17_coins)	C++14	Compilation error	0 ms	0 KiB

coins

#include<bits/stdc++.h>
#define ios ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0)
#define dec(x, y) fixed << setprecision((y)) << (x)
#define xx first
#define yy second
#define srt(v) sort((v).begin(), (v).end())
#define srtr(v) sort((v).rbegin(), (v).rend())
#define pb push_back
#define popb pop_back
#define sz(a) (int)(a).size()
#define len(a) (int)(a).length()
#define mp make_pair

using namespace std;

typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;

int[] coin_flips(int[] b, int c) {
    int vr=0;
    for(int i=0; i<64; ++i) {
        vr^=b[i];
    }
    vr^=c;
    int d[1];
    d[0]=vr;
    return d;
}
int find_coin(int[] b) {
    int vr=0;
    for(int i=0; i<64; ++i) {
        vr^=b[i];
    }
    return vr;
}

Compilation message (stderr)

coins.cpp:20:4: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   20 | int[] coin_flips(int[] b, int c) {
      |    ^
coins.cpp:20:4: error: structured binding declaration cannot have type 'int'
   20 | int[] coin_flips(int[] b, int c) {
      |    ^~
coins.cpp:20:4: note: type must be cv-qualified 'auto' or reference to cv-qualified 'auto'
coins.cpp:20:4: error: empty structured binding declaration
coins.cpp:20:7: error: expected initializer before 'coin_flips'
   20 | int[] coin_flips(int[] b, int c) {
      |       ^~~~~~~~~~
coins.cpp:30:21: error: expected ',' or '...' before 'b'
   30 | int find_coin(int[] b) {
      |                     ^
coins.cpp: In function 'int find_coin(int*)':
coins.cpp:33:13: error: 'b' was not declared in this scope
   33 |         vr^=b[i];
      |             ^