Compilare: main.c: In function 'main': main.c:7:19: warning: format '%d' expects argument of type 'int *', but argument 3 has type 'long long int *' [-Wformat=] scanf("%lld\n%d", &a, &b); ^ main.c:9:14: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long long int' [-Wformat=] printf("%d", a+b); ^ main.c:7:5: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result] scanf("%lld\n%d", &a, &b); ^~~~~~~~~~~~~~~~~~~~~~~~~