View Compilation Error

0_0_37266607_1610.cpp: In function 'int main()':
0_0_37266607_1610.cpp:5:29: error: 'scanf' was not declared in this scope
     while(scanf("%d%d",&m,&n)!=EOF)
                             ^
0_0_37266607_1610.cpp:5:32: error: 'EOF' was not declared in this scope
     while(scanf("%d%d",&m,&n)!=EOF)
                                ^
0_0_37266607_1610.cpp:27:35: error: 'printf' was not declared in this scope
         printf("%d %d\n",sum1,sum2);
                                   ^