Compilare: main.cpp: In function 'int main()': main.cpp:60:34: warning: format '%lld' expects argument of type 'long long int*', but argument 2 has type 'int64_t* {aka long int*}' [-Wformat=] scanf("%lld %lld", &a, &b); ^ main.cpp:60:34: warning: format '%lld' expects argument of type 'long long int*', but argument 3 has type 'int64_t* {aka long int*}' [-Wformat=] main.cpp:87:33: warning: format '%llu' expects argument of type 'long long unsigned int', but argument 2 has type 'int64_t {aka long int}' [-Wformat=] printf("%llu\n", a - acc); ^ main.cpp:54:36: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("pinex.in", "r", stdin); ^ main.cpp:55:38: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("pinex.out", "w", stdout); ^ main.cpp:57:20: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &m); ^ main.cpp:60:35: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%lld %lld", &a, &b); ^