Borderou de evaluare (job #802256)

Compilare: main.cpp: In function 'void perimeter(unsigned char, unsigned char)': main.cpp:52:19: warning: array subscript has type 'char' [-Wchar-subscripts] 52 | if (a[ni][nj] != '.') | ^~ main.cpp:52:23: warning: array subscript has type 'char' [-Wchar-subscripts] 52 | if (a[ni][nj] != '.') | ^~ main.cpp:57:23: warning: array subscript has type 'char' [-Wchar-subscripts] 57 | if (!used[ni][nj]) | ^~ main.cpp:57:27: warning: array subscript has type 'char' [-Wchar-subscripts] 57 | if (!used[ni][nj]) | ^~ main.cpp: In function 'void find_parks(unsigned char, unsigned char)': main.cpp:87:19: warning: array subscript has type 'char' [-Wchar-subscripts] 87 | if (a[ni][nj] == 'P' && !filled_park[ni][nj]) | ^~ main.cpp:87:23: warning: array subscript has type 'char' [-Wchar-subscripts] 87 | if (a[ni][nj] == 'P' && !filled_park[ni][nj]) | ^~ main.cpp:87:50: warning: array subscript has type 'char' [-Wchar-subscripts] 87 | if (a[ni][nj] == 'P' && !filled_park[ni][nj]) | ^~ main.cpp:87:54: warning: array subscript has type 'char' [-Wchar-subscripts] 87 | if (a[ni][nj] == 'P' && !filled_park[ni][nj]) | ^~ main.cpp: In function 'void find_buildings(unsigned char, unsigned char)': main.cpp:113:19: warning: array subscript has type 'char' [-Wchar-subscripts] 113 | if (a[ni][nj] == 'C') | ^~ main.cpp:113:23: warning: array subscript has type 'char' [-Wchar-subscripts] 113 | if (a[ni][nj] == 'C') | ^~ main.cpp:115:37: warning: array subscript has type 'char' [-Wchar-subscripts] 115 | if (filled_building[ni][nj]) | ^~ main.cpp:115:41: warning: array subscript has type 'char' [-Wchar-subscripts] 115 | if (filled_building[ni][nj]) | ^~ main.cpp:130:19: warning: array subscript has type 'char' [-Wchar-subscripts] 130 | if (a[ni][nj] == 'C' && !filled_building[ni][nj]) | ^~ main.cpp:130:23: warning: array subscript has type 'char' [-Wchar-subscripts] 130 | if (a[ni][nj] == 'C' && !filled_building[ni][nj]) | ^~ main.cpp:130:54: warning: array subscript has type 'char' [-Wchar-subscripts] 130 | if (a[ni][nj] == 'C' && !filled_building[ni][nj]) | ^~ main.cpp:130:58: warning: array subscript has type 'char' [-Wchar-subscripts] 130 | if (a[ni][nj] == 'C' && !filled_building[ni][nj])