View Compilation Error

0_0_18648551_6469.cpp: In function 'int main()':
0_0_18648551_6469.cpp:50:12: error: a function-definition is not allowed here before '{' token
 int main() {
            ^
0_0_18648551_6469.cpp:102:1: error: expected '}' at end of input
 }
 ^