View Compilation Error

0_0_34214535_15021.cpp:1:9: error: #include expects "FILENAME" or <FILENAME>
 #include
         ^
0_0_34214535_15021.cpp:2:9: error: #include expects "FILENAME" or <FILENAME>
 #include
         ^
0_0_34214535_15021.cpp: In function 'int main()':
0_0_34214535_15021.cpp:6:14: error: 'scanf' was not declared in this scope
 scanf("%d",&n);
              ^
0_0_34214535_15021.cpp:10:32: error: 'printf' was not declared in this scope
 printf("%d\n",(a%100+b%100)%100);
                                ^