Compilare: user.cpp: In function ‘int main()’: user.cpp:17:45: warning: array subscript has type ‘char’ [-Wchar-subscripts] for (i=0; i<12; ++i) ord[s[i]]=i; ^ user.cpp:21:40: warning: array subscript has type ‘char’ [-Wchar-subscripts] a[i]=ord[s1[4]]+ord[s1[3]]*10+ord[s1[2]]*100+ord[s1[1]]*1000+ord[s1[0]]*10000; ^ user.cpp:21:51: warning: array subscript has type ‘char’ [-Wchar-subscripts] a[i]=ord[s1[4]]+ord[s1[3]]*10+ord[s1[2]]*100+ord[s1[1]]*1000+ord[s1[0]]*10000; ^ user.cpp:21:65: warning: array subscript has type ‘char’ [-Wchar-subscripts] a[i]=ord[s1[4]]+ord[s1[3]]*10+ord[s1[2]]*100+ord[s1[1]]*1000+ord[s1[0]]*10000; ^ user.cpp:21:80: warning: array subscript has type ‘char’ [-Wchar-subscripts] a[i]=ord[s1[4]]+ord[s1[3]]*10+ord[s1[2]]*100+ord[s1[1]]*1000+ord[s1[0]]*10000; ^ user.cpp:21:96: warning: array subscript has type ‘char’ [-Wchar-subscripts] a[i]=ord[s1[4]]+ord[s1[3]]*10+ord[s1[2]]*100+ord[s1[1]]*1000+ord[s1[0]]*10000; ^ user.cpp:39:39: warning: array subscript has type ‘char’ [-Wchar-subscripts] for (i=0; i<12; ++i) ord[s[i]]=i; ^ user.cpp:43:24: warning: array subscript has type ‘char’ [-Wchar-subscripts] a[i]=ord[s1[4]]+ord[s1[3]]*10+ord[s1[2]]*100+ord[s1[1]]*1000+ord[s1[0]]*10000; ^ user.cpp:43:35: warning: array subscript has type ‘char’ [-Wchar-subscripts] a[i]=ord[s1[4]]+ord[s1[3]]*10+ord[s1[2]]*100+ord[s1[1]]*1000+ord[s1[0]]*10000; ^ user.cpp:43:49: warning: array subscript has type ‘char’ [-Wchar-subscripts] a[i]=ord[s1[4]]+ord[s1[3]]*10+ord[s1[2]]*100+ord[s1[1]]*1000+ord[s1[0]]*10000; ^ user.cpp:43:64: warning: array subscript has type ‘char’ [-Wchar-subscripts] a[i]=ord[s1[4]]+ord[s1[3]]*10+ord[s1[2]]*100+ord[s1[1]]*1000+ord[s1[0]]*10000; ^ user.cpp:43:80: warning: array subscript has type ‘char’ [-Wchar-subscripts] a[i]=ord[s1[4]]+ord[s1[3]]*10+ord[s1[2]]*100+ord[s1[1]]*1000+ord[s1[0]]*10000; ^