Compilare: user.cpp:12:27: warning: integer overflow in expression [-Woverflow] const ll INF = 1000000000*10000; ^ user.cpp: In function ‘void p1()’: user.cpp:39:35: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d %d",&j,&k,&l); ^ user.cpp: In function ‘void p2()’: user.cpp:98:35: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d %d",&i,&j,&k); ^ user.cpp: In function ‘int main()’: user.cpp:113:27: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen(inf,"r",stdin); ^ user.cpp:114:29: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen(outf,"w",stdout); ^ user.cpp:115:31: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d %d",&p,&n,&m); ^ user.cpp:118:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&dmax[i]); ^