View Compilation Error

0_0_38896308_32557.cpp: In function 'int main()':
0_0_38896308_32557.cpp:4:6: error: 'scanf' was not declared in this scope
    4 |      scanf("%d %d",&A,&B);
      |      ^~~~~
0_0_38896308_32557.cpp:5:6: error: 'printf' was not declared in this scope
    5 |      printf("%d",A+B);
      |      ^~~~~~
0_0_38896308_32557.cpp:1:1: note: 'printf' is defined in header '<cstdio>'; did you forget to '#include <cstdio>'?
  +++ |+#include <cstdio>
    1 | int main()