View Compilation Error

0_0_15177398_30698.cpp: In function 'int main()':
0_0_15177398_30698.cpp:107:17: error: expected '}' before 'else'
                 else{
                 ^
0_0_15177398_30698.cpp:131:13: error: 'else' without a previous 'if'
             else{
             ^
0_0_15177398_30698.cpp: At global scope:
0_0_15177398_30698.cpp:166:5: error: expected unqualified-id before 'return'
     return 0;
     ^
0_0_15177398_30698.cpp:167:1: error: expected declaration before '}' token
 }
 ^