Borderou de evaluare (job #569188)

Compilare: user.cpp: In function ‘int main()’: user.cpp:14:8: warning: array subscript has type ‘char’ [-Wchar-subscripts] user.cpp:16:8: warning: array subscript has type ‘char’ [-Wchar-subscripts] user.cpp:18:8: warning: array subscript has type ‘char’ [-Wchar-subscripts] user.cpp:24:16: warning: array subscript has type ‘char’ [-Wchar-subscripts] user.cpp:24:26: warning: array subscript has type ‘char’ [-Wchar-subscripts] user.cpp:10:9: warning: unused variable ‘n’ [-Wunused-variable] user.cpp:10:12: warning: unused variable ‘a’ [-Wunused-variable] user.cpp:10:37: warning: unused variable ‘nr0’ [-Wunused-variable] user.cpp:10:44: warning: unused variable ‘k’ [-Wunused-variable] user.cpp:11:14: warning: variable ‘chj’ set but not used [-Wunused-but-set-variable] user.cpp:11:19: warning: variable ‘spa’ set but not used [-Wunused-but-set-variable] user.cpp:11:24: warning: unused variable ‘ch3’ [-Wunused-variable]