Compilare: main.cpp: In function 'int main()': main.cpp:22:40: warning: format '%d' expects argument of type 'int', but argument 2 has type 'int64_t {aka long int}' [-Wformat=] std::printf("m=%I64d, n=%I64d\n", m, n); ^ main.cpp:22:40: warning: format '%d' expects argument of type 'int', but argument 3 has type 'int64_t {aka long int}' [-Wformat=]