View Compilation Error

0_0_39343295_25579.cpp: In function 'int main()':
0_0_39343295_25579.cpp:3:48: error: 'cou' was not declared in this scope; did you mean 'cos'?
    3 | #define IOS ios::sync_with_stdio(0);cin.tie(0);cou.tie(0);
      |                                                ^~~
0_0_39343295_25579.cpp:78:9: note: in expansion of macro 'IOS'
   78 |         IOS;
      |         ^~~