View Compilation Error

0_0_33343686_11928.cpp: In function 'int main()':
0_0_33343686_11928.cpp:20:13: error: 'else' without a previous 'if'
             else{
             ^
0_0_33343686_11928.cpp: At global scope:
0_0_33343686_11928.cpp:36:5: error: expected unqualified-id before 'return'
     return 0;
     ^
0_0_33343686_11928.cpp:37:1: error: expected declaration before '}' token
 }
 ^