View Compilation Error

0_0_20977031_9641.cpp:1:56: error: stray '#' in program
 <span style="font-family:KaiTi_GB2312;font-size:18px;">#include<iostream>
                                                        ^
0_0_20977031_9641.cpp:1:1: error: expected unqualified-id before '<' token
 <span style="font-family:KaiTi_GB2312;font-size:18px;">#include<iostream>
 ^
0_0_20977031_9641.cpp: In function 'int main()':
0_0_20977031_9641.cpp:7:25: error: 'memset' was not declared in this scope
     memset(f,0,sizeof(f));
                         ^
0_0_20977031_9641.cpp:11:21: error: 'printf' was not declared in this scope
     printf("2 3 6\n");
                     ^
0_0_20977031_9641.cpp: At global scope:
0_0_20977031_9641.cpp:44:1: error: expected unqualified-id before '<' token
 </span>
 ^