View Compilation Error

0_0_30952759_20734.cpp: In function 'int main()':
0_0_30952759_20734.cpp:10:27: error: expression list treated as compound expression in initializer [-fpermissive]
         scanf("%s%s",&a,&b);
                           ^
0_0_30952759_20734.cpp:10:27: error: invalid conversion from 'char (*)[100]' to 'int' [-fpermissive]
0_0_30952759_20734.cpp:22:13: error: expected '}' before 'else'
             else{
             ^
0_0_30952759_20734.cpp:47:1: error: expected '}' at end of input
 }
 ^