Compilare: user.cpp: In function ‘void back(short int, int)’: user.cpp:19:33: warning: array subscript has type ‘char’ [-Wchar-subscripts] { s[k]=s[k-1]+p[n-k+1][e[pl].v]; ^ user.cpp:22:14: warning: array subscript has type ‘char’ [-Wchar-subscripts] v[e[pl].lin][e[pl].col]=0; ^ user.cpp:22:25: warning: array subscript has type ‘char’ [-Wchar-subscripts] v[e[pl].lin][e[pl].col]=0; ^ user.cpp:26:31: warning: array subscript has type ‘char’ [-Wchar-subscripts] { l=e[vec[pl][r]].lin; ^ user.cpp:27:31: warning: array subscript has type ‘char’ [-Wchar-subscripts] c=e[vec[pl][r]].col; ^ user.cpp:34:14: warning: array subscript has type ‘char’ [-Wchar-subscripts] v[e[pl].lin][e[pl].col]=x[k]; ^ user.cpp:34:25: warning: array subscript has type ‘char’ [-Wchar-subscripts] v[e[pl].lin][e[pl].col]=x[k]; ^ user.cpp: In function ‘int main()’: user.cpp:43:24: warning: array subscript has type ‘char’ [-Wchar-subscripts] { scanf("%d",&v[i][j]); ^ user.cpp:43:27: warning: array subscript has type ‘char’ [-Wchar-subscripts] { scanf("%d",&v[i][j]); ^ user.cpp:43:28: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘char*’ [-Wformat=] { scanf("%d",&v[i][j]); ^ user.cpp:44:15: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(v[i][j]) {n++; e[n].v=v[i][j]; e[n].lin=i; e[n].col=j;} ^ user.cpp:44:18: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(v[i][j]) {n++; e[n].v=v[i][j]; e[n].lin=i; e[n].col=j;} ^ user.cpp:44:37: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(v[i][j]) {n++; e[n].v=v[i][j]; e[n].lin=i; e[n].col=j;} ^ user.cpp:44:40: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(v[i][j]) {n++; e[n].v=v[i][j]; e[n].lin=i; e[n].col=j;} ^ user.cpp:47:27: warning: array subscript has type ‘char’ [-Wchar-subscripts] for(t=1;t<=n;t++) poz[e[t].lin][e[t].col]=t; ^ user.cpp:47:32: warning: array subscript has type ‘char’ [-Wchar-subscripts] for(t=1;t<=n;t++) poz[e[t].lin][e[t].col]=t; ^