Compilare: main.cpp: In function 'int main()': main.cpp:9:59: warning: array subscript has type 'char' [-Wchar-subscripts] 9 | for(F.getline(x,100000),F.getline(y,100000);x[i];c[x[i]]=y[i],++i); | ~~~^ main.cpp:10:28: warning: array subscript has type 'char' [-Wchar-subscripts] 10 | for(i=0;x[i];x[i]=c[x[i]],++i); | ~~~^