Compilare: user.cpp: In function ‘void get_first()’: user.cpp:105:38: warning: array subscript has type ‘char’ [-Wchar-subscripts] orientare[input[i][j]] = 1; ^ user.cpp:106:38: warning: array subscript has type ‘char’ [-Wchar-subscripts] amplasare[input[i][j]] = i; ^ user.cpp:109:33: warning: array subscript has type ‘char’ [-Wchar-subscripts] lung[input[i][j]] = 1; ^ user.cpp:114:37: warning: array subscript has type ‘char’ [-Wchar-subscripts] lung[input[i][j]]++; ^ user.cpp:119:38: warning: array subscript has type ‘char’ [-Wchar-subscripts] orientare[input[i][j]] = 0; ^ user.cpp:120:38: warning: array subscript has type ‘char’ [-Wchar-subscripts] amplasare[input[i][j]] = j; ^ user.cpp:123:33: warning: array subscript has type ‘char’ [-Wchar-subscripts] lung[input[i][j]] = 1; ^ user.cpp:128:37: warning: array subscript has type ‘char’ [-Wchar-subscripts] lung[input[i][j]]++; ^ user.cpp: In function ‘int main()’: user.cpp:285:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("parcare.in", "r", stdin); ^ user.cpp:286:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("parcare.out", "w", stdout); ^ user.cpp:287:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &n); ^ user.cpp:289:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%c", &tmp); ^ user.cpp:292:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s", input[i]); ^