View Compilation Error

0_0_31474328_28129.c:1:1: error: expected identifier or '(' before '/' token
 //#include<cstdio>
 ^
0_0_31474328_28129.c:1:3: error: stray '#' in program
 //#include<cstdio>
   ^
0_0_31474328_28129.c:2:19: fatal error: iostream: No such file or directory
 #include<iostream>
                   ^
compilation terminated.