View Compilation Error

0_0_30534673_10260.cpp:1:10: error: #include expects "FILENAME" or <FILENAME>
 #include stido<>
          ^
0_0_30534673_10260.cpp:2:11: error: '::main' must return 'int'
 void main()
           ^
0_0_30534673_10260.cpp: In function 'int main()':
0_0_30534673_10260.cpp:5:35: error: 'printf' was not declared in this scope
 printf("please input two numbers:");
                                   ^
0_0_30534673_10260.cpp:6:22: error: 'scanf' was not declared in this scope
 scanf("%d %d\n",&a,&b);
                      ^