Submission #648015

#	Time	Username	Problem	Language	Result	Execution time	Memory
648015		dutinmeow	Coins (IOI17_coins)	C++17	Compilation error	0 ms	0 KiB

coins

#include <bits/stdc++.h>

int[] coin_flips(int[] b, int c) {
	int cur = c;
	for (int i = 0; i < 64; i++)
		cur ^= b[i] * i;
	int a[1] = {cur};
	return a;
}

int find_coin(int[] b) {
	int cur = 0;
	for (int i = 0; i < )
		cur ^= b[i] * i;
	return cur;
}

Compilation message (stderr)

coins.cpp:3:4: error: structured binding declaration cannot have type 'int'
    3 | int[] coin_flips(int[] b, int c) {
      |    ^~
coins.cpp:3:4: note: type must be cv-qualified 'auto' or reference to cv-qualified 'auto'
coins.cpp:3:4: error: empty structured binding declaration
coins.cpp:3:7: error: expected initializer before 'coin_flips'
    3 | int[] coin_flips(int[] b, int c) {
      |       ^~~~~~~~~~
coins.cpp:11:21: error: expected ',' or '...' before 'b'
   11 | int find_coin(int[] b) {
      |                     ^
coins.cpp: In function 'int find_coin(int*)':
coins.cpp:13:22: error: expected primary-expression before ')' token
   13 |  for (int i = 0; i < )
      |                      ^
coins.cpp:13:21: error: expected ';' before ')' token
   13 |  for (int i = 0; i < )
      |                     ^~
      |                     ;
coins.cpp:14:10: error: 'b' was not declared in this scope
   14 |   cur ^= b[i] * i;
      |          ^