View Compilation Error

0_0_27094424_16419.cpp: In function 'int main()':
0_0_27094424_16419.cpp:17:21: error: expected '}' before 'else'
                     else 
                     ^
0_0_27094424_16419.cpp: At global scope:
0_0_27094424_16419.cpp:24:5: error: expected unqualified-id before 'return'
     return 0; 
     ^
0_0_27094424_16419.cpp:25:1: error: expected declaration before '}' token
 }        
 ^