Problem	coins
User	vancongloc
Submission Time	2026-02-20 16:44:58
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

arnavaz.cpp:3:4: error: structured binding declaration cannot have type ‘int’
3 | int[] coin_flips(int[] b, int c)
| ^~
arnavaz.cpp:3:4: note: type must be cv-qualified ‘auto’ or reference to cv-qualified ‘auto’
arnavaz.cpp:3:4: error: empty structured binding declaration
arnavaz.cpp:3:7: error: expected initializer before ‘coin_flips’
3 | int[] coin_flips(int[] b, int c)
| ^~~~~~~~~~
shahrnaz.cpp:3:21: error: expected ‘,’ or ‘...’ before ‘b’
3 | int find_coin(int[] b)
| ^
shahrnaz.cpp: In function ‘int find_coin(int*)’:
shahrnaz.cpp:8:12: error: ‘b’ was not declared in this scope
8 | x^=b[i]*i;
| ^