Compilare: user.cpp: In function ‘void afis(int, int)’: user.cpp:33:9: warning: unused variable ‘i2’ [-Wunused-variable] int i2,j2; ^ user.cpp:33:12: warning: unused variable ‘j2’ [-Wunused-variable] int i2,j2; ^ user.cpp: In function ‘int main()’: user.cpp:50:59: warning: narrowing conversion of ‘i’ from ‘long long int’ to ‘int’ inside { } [-Wnarrowing] for(j=1;j<=n;j++) if(d[i][j]>maxi) maxi=d[i][j], start={i,j}; ^ user.cpp:50:59: warning: narrowing conversion of ‘j’ from ‘long long int’ to ‘int’ inside { } [-Wnarrowing]