View Compilation Error

0_0_36502044_20053.cpp: In function 'int main()':
0_0_36502044_20053.cpp:15:14: error: a function-definition is not allowed here before '{' token
 signed main(){
              ^
0_0_36502044_20053.cpp:28:1: error: expected '}' at end of input
 }
 ^