Compilare: user.cpp: In function ‘int min(int, int, int)’: user.cpp:15:12: warning: ‘m’ may be used uninitialized in this function [-Wmaybe-uninitialized] return m; ^ user.cpp: In function ‘int main()’: user.cpp:33:69: warning: ‘m’ may be used uninitialized in this function [-Wmaybe-uninitialized] mat[i][j]=min(mat[i-1][j],mat[i][j-1],mat[i-1][j-1])+1; ^