/in/foo.c: In function 'main':
/in/foo.c:5:13: warning: format '%d' expects argument of type 'int *', but argument 2 has type 'long int *' [-Wformat=]
     scanf("%d%d",&a,&b);
             ^
/in/foo.c:5:15: warning: format '%d' expects argument of type 'int *', but argument 3 has type 'long int *' [-Wformat=]
     scanf("%d%d",&a,&b);
               ^
/in/foo.c:6:14: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long int' [-Wformat=]
     printf("%d\n",a+b);
              ^