View Compilation Error

0_0_38592814_1181.cpp: In function 'void calc(int, int, int)':
0_0_38592814_1181.cpp:16:11: error: a function-definition is not allowed here before '{' token
 int main(){
           ^
0_0_38592814_1181.cpp:42:1: error: expected '}' at end of input
 }
 ^
0_0_38592814_1181.cpp:7:38: note: to match this '{'
 inline void calc(int x, int y, int z){
                                      ^