Compilare: main.cpp: In function 'int main()': main.cpp:29:30: warning: array subscript has type 'char' [-Wchar-subscripts] 29 | h = (h * 62 + cod[a[n]]) % P; | ~~~^ main.cpp:30:30: warning: array subscript has type 'char' [-Wchar-subscripts] 30 | H = (H * 62 + cod[a[n]]) % Q; | ~~~^ main.cpp:43:32: warning: array subscript has type 'char' [-Wchar-subscripts] 43 | h1 = (h1 * 62 + cod[b[i]]) % P; | ~~~^ main.cpp:44:32: warning: array subscript has type 'char' [-Wchar-subscripts] 44 | h2 = (h2 * 62 + cod[b[i]]) % Q; | ~~~^ main.cpp:54:32: warning: array subscript has type 'char' [-Wchar-subscripts] 54 | h1 = ((h1 - cod[b[i - n]] * pw % P + P) * 62 + cod[b[i]]) % P; | ~~~~~~~^ main.cpp:54:63: warning: array subscript has type 'char' [-Wchar-subscripts] 54 | h1 = ((h1 - cod[b[i - n]] * pw % P + P) * 62 + cod[b[i]]) % P; | ~~~^ main.cpp:55:32: warning: array subscript has type 'char' [-Wchar-subscripts] 55 | h2 = ((h2 - cod[b[i - n]] * PW % Q + Q) * 62 + cod[b[i]]) % Q; | ~~~~~~~^ main.cpp:55:63: warning: array subscript has type 'char' [-Wchar-subscripts] 55 | h2 = ((h2 - cod[b[i - n]] * PW % Q + Q) * 62 + cod[b[i]]) % Q; | ~~~^