Compilare: main.cpp:6: warning: "MAX_INPUT" redefined 6 | #define MAX_INPUT 1000000 | In file included from /usr/include/x86_64-linux-gnu/bits/local_lim.h:38, from /usr/include/x86_64-linux-gnu/bits/posix1_lim.h:161, from /usr/include/limits.h:183, from /usr/lib/gcc/x86_64-linux-gnu/10/include/limits.h:195, from /usr/lib/gcc/x86_64-linux-gnu/10/include/syslimits.h:7, from /usr/lib/gcc/x86_64-linux-gnu/10/include/limits.h:34, from /usr/include/c++/10/climits:42, from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:39, from main.cpp:3: /usr/include/linux/limits.h:11: note: this is the location of the previous definition 11 | #define MAX_INPUT 255 /* size of the type-ahead buffer */ | main.cpp: In function 'int main()': main.cpp:48:12: warning: unused variable 'c' [-Wunused-variable] 48 | int nr,c,l,p,n,j; | ^ main.cpp:48:14: warning: unused variable 'l' [-Wunused-variable] 48 | int nr,c,l,p,n,j; | ^ main.cpp:48:16: warning: unused variable 'p' [-Wunused-variable] 48 | int nr,c,l,p,n,j; | ^ main.cpp:49:10: warning: unused variable 'ch' [-Wunused-variable] 49 | char ch; | ^~