Compilare: main.cpp: In function 'int main()': main.cpp:61:60: warning: format '%d' expects argument of type 'int*', but argument 3 has type 'long unsigned int*' [-Wformat=] fscanf (in, "%I64d%I64d", &v[i].first, &v[i].second); ^ main.cpp:61:60: warning: format '%d' expects argument of type 'int*', but argument 4 has type 'long unsigned int*' [-Wformat=] main.cpp:56:26: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (in, "%d", &n); ^ main.cpp:61:61: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (in, "%I64d%I64d", &v[i].first, &v[i].second); ^