Owl Get a Life

Compile Error

mirrors.cpp: In function ‘int main()’:
mirrors.cpp:43:14: error: ‘i’ was not declared in this scope
43 | for (i,0,3) if (v[i]==k/2 and k%2==0) {
| ^
mirrors.cpp:47:9: error: expected primary-expression before ‘else’
47 | else if(v[1]>v[0] and v[1]>v[2]) res = 1;
| ^~~~
mirrors.cpp:46:10: error: expected ‘;’ before ‘else’
46 | }
| ^
| ;
47 | else if(v[1]>v[0] and v[1]>v[2]) res = 1;
| ~~~~
mirrors.cpp:47:9: error: expected primary-expression before ‘else’
47 | else if(v[1]>v[0] and v[1]>v[2]) res = 1;
| ^~~~
mirrors.cpp:46:10: error: expected ‘)’ before ‘else’
46 | }
| ^
| )
47 | else if(v[1]>v[0] and v[1]>v[2]) res = 1;
| ~~~~
mirrors.cpp:43:13: note: to match this ‘(’
43 | f