Compilare: user.cpp: In function ‘void get_first()’: user.cpp:102:38: warning: array subscript has type ‘char’ [-Wchar-subscripts] orientare[input[i][j]] = 1; ^ user.cpp:103:38: warning: array subscript has type ‘char’ [-Wchar-subscripts] amplasare[input[i][j]] = i; ^ user.cpp:106:33: warning: array subscript has type ‘char’ [-Wchar-subscripts] lung[input[i][j]] = 1; ^ user.cpp:111:37: warning: array subscript has type ‘char’ [-Wchar-subscripts] lung[input[i][j]]++; ^ user.cpp:116:38: warning: array subscript has type ‘char’ [-Wchar-subscripts] orientare[input[i][j]] = 0; ^ user.cpp:117:38: warning: array subscript has type ‘char’ [-Wchar-subscripts] amplasare[input[i][j]] = j; ^ user.cpp:120:33: warning: array subscript has type ‘char’ [-Wchar-subscripts] lung[input[i][j]] = 1; ^ user.cpp:125:37: warning: array subscript has type ‘char’ [-Wchar-subscripts] lung[input[i][j]]++; ^ user.cpp: In function ‘int main()’: user.cpp:278:38: 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:279:40: 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:280:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &n); ^ user.cpp:282:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%c", &tmp); ^ user.cpp:285:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s", input[i]); ^