Compilare: main.cpp: In function 'void cautare()': main.cpp:25:28: warning: array subscript has type 'char' [-Wchar-subscripts] hash1+=convert[a[i]]; ^ main.cpp:29:28: warning: array subscript has type 'char' [-Wchar-subscripts] hash2+=convert[a[i]]; ^ main.cpp:35:28: warning: array subscript has type 'char' [-Wchar-subscripts] hash3+=convert[b[i]]; ^ main.cpp:39:28: warning: array subscript has type 'char' [-Wchar-subscripts] hash4+=convert[b[i]]; ^ main.cpp:57:32: warning: array subscript has type 'char' [-Wchar-subscripts] hash3-=((convert[b[i-n]])*pmax1)%MOD1-MOD1; ^ main.cpp:60:28: warning: array subscript has type 'char' [-Wchar-subscripts] hash3+=convert[b[i]]; ^ main.cpp:63:32: warning: array subscript has type 'char' [-Wchar-subscripts] hash4-=((convert[b[i-n]])*pmax2)%MOD2-MOD2; ^ main.cpp:66:28: warning: array subscript has type 'char' [-Wchar-subscripts] hash4+=convert[b[i]]; ^ main.cpp:77:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<answer.size();i++) ~^~~~~~~~~~~~~~ main.cpp:18:54: warning: unused variable 'j' [-Wunused-variable] long long hash1=0, hash2=0, hash3=0, hash4=0, i, j, n, m, pmax1=1, pmax2=1; ^