Compilare: user.cpp:10:8: warning: suggest parentheses around ‘+’ inside ‘<<’ [-Wparentheses] int v[1<<20+5], cont; ^ user.cpp: In function ‘int valid(int)’: user.cpp:44:32: warning: array subscript has type ‘char’ [-Wchar-subscripts] v1 = min(stare[i-1][c[i][poz]], stare[i-1][poz]); ^ user.cpp:3:19: note: in definition of macro ‘min’ #define min(a, b) a < b ? a : b ^ user.cpp:44:32: warning: array subscript has type ‘char’ [-Wchar-subscripts] v1 = min(stare[i-1][c[i][poz]], stare[i-1][poz]); ^ user.cpp:3:27: note: in definition of macro ‘min’ #define min(a, b) a < b ? a : b ^ user.cpp:45:32: warning: array subscript has type ‘char’ [-Wchar-subscripts] v2 = max(stare[i-1][c[i][poz]], stare[i-1][poz]); ^ user.cpp:4:19: note: in definition of macro ‘max’ #define max(a, b) a > b ? a : b ^ user.cpp:45:32: warning: array subscript has type ‘char’ [-Wchar-subscripts] v2 = max(stare[i-1][c[i][poz]], stare[i-1][poz]); ^ user.cpp:4:27: note: in definition of macro ‘max’ #define max(a, b) a > b ? a : b ^ user.cpp:46:25: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (stare[i][c[i][poz]] != v1) aux = c[i][poz]; ^ user.cpp:48:21: warning: array subscript has type ‘char’ [-Wchar-subscripts] stare[i][c[i][poz]] = v1; ^ user.cpp:55:32: warning: array subscript has type ‘char’ [-Wchar-subscripts] v1 = min(stare[i-1][c[i][poz]], stare[i-1][poz]); ^ user.cpp:3:19: note: in definition of macro ‘min’ #define min(a, b) a < b ? a : b ^ user.cpp:55:32: warning: array subscript has type ‘char’ [-Wchar-subscripts] v1 = min(stare[i-1][c[i][poz]], stare[i-1][poz]); ^ user.cpp:3:27: note: in definition of macro ‘min’ #define min(a, b) a < b ? a : b ^ user.cpp:56:32: warning: array subscript has type ‘char’ [-Wchar-subscripts] v2 = max(stare[i-1][c[i][poz]], stare[i-1][poz]); ^ user.cpp:4:19: note: in definition of macro ‘max’