Compilare: main.cpp: In function 'int main()': main.cpp:48:41: warning: narrowing conversion of '(((1ll * ((long long int)v[1].Coord::x)) * ((long long int)v[1].Coord::y)) % 1000000007ll)' from 'long long int' to 'int' inside { } [-Wnarrowing] dp[1] = {1, (1LL * v[1].x * v[1].y) % mod, 1}; ^ main.cpp:51:45: warning: narrowing conversion of '(((1ll * ((long long int)v[i].Coord::x)) * ((long long int)v[i].Coord::y)) % 1000000007ll)' from 'long long int' to 'int' inside { } [-Wnarrowing] dp[i] = {1, (1LL * v[i].x * v[i].y) % mod, 1}; ^ main.cpp:55:101: warning: narrowing conversion of '((((1ll * ((long long int)(v[i].Coord::x - v[j].Coord::x))) * ((long long int)(v[i].Coord::y - v[j].Coord::y))) + ((long long int)dp[j].Dp::sumA)) % 1000000007ll)' from 'long long int' to 'int' inside { } [-Wnarrowing] Dp d = Dp{dp[j].bst + 1, (1LL * (v[i].x - v[j].x) * (v[i].y - v[j].y) + dp[j].sumA) % mod, dp[j].cnt}; ^ main.cpp:44:20: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &n); ^ main.cpp:46:40: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &v[i].x, &v[i].y); ^