Compilare: main.cpp: In function 'int main()': main.cpp:20:15: warning: suggest parentheses around '+' inside '>>' [-Wparentheses] 20 | fin>>s+1; | ~^~ main.cpp:39:24: warning: array subscript has type 'char' [-Wchar-subscripts] 39 | while(v[st[k]][j]>v[i][j] && k>0) | ^ main.cpp:43:27: warning: array subscript has type 'char' [-Wchar-subscripts] 43 | sum[i]=sum[st[k]]+v[i][j]*(i-st[k]);; | ^ main.cpp:43:45: warning: array subscript has type 'char' [-Wchar-subscripts] 43 | sum[i]=sum[st[k]]+v[i][j]*(i-st[k]);; | ^ main.cpp:45:16: warning: array subscript has type 'char' [-Wchar-subscripts] 45 | st[++k]=i; | ^~~