Compilare: main.cpp: In function 'int main()': main.cpp:24:18: warning: array subscript has type 'char' [-Wchar-subscripts] ++p[v1[i]][v[i]]; ^ main.cpp:24:24: warning: array subscript has type 'char' [-Wchar-subscripts] ++p[v1[i]][v[i]]; ^ main.cpp:15:29: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d ", &n ); ^