View Compilation Error

0_0_26049677_24011.c:2:1: error: expected identifier or '(' before '/' token
 //#include<iostream>
 ^
0_0_26049677_24011.c:2:3: error: stray '#' in program
 //#include<iostream>
   ^
0_0_26049677_24011.c:3:18: fatal error: cstring: No such file or directory
 #include<cstring>
                  ^
compilation terminated.