View Compilation Error

0_0_30485306_25383.cpp: In function 'int main()':
0_0_30485306_25383.cpp:87:17: error: redeclaration of 'int temp'
             int temp = convert_to_decimal(num1, num2);
                 ^
0_0_30485306_25383.cpp:86:17: note: 'int temp' previously declared here
             int temp = convert_to_decimal(num1, num2);
                 ^