Compilare: main.cpp: In function 'void lee(int, int, int, int, int, int)': main.cpp:21:11: warning: unused variable 'j' [-Wunused-variable] int i,j; ^ main.cpp: In function 'int main()': main.cpp:96:30: warning: 'yj' may be used uninitialized in this function [-Wmaybe-uninitialized] lee(xr, yr, xj, yj, n, m); ^ main.cpp:96:30: warning: 'xj' may be used uninitialized in this function [-Wmaybe-uninitialized] main.cpp:96:30: warning: 'yr' may be used uninitialized in this function [-Wmaybe-uninitialized] main.cpp:96:30: warning: 'xr' may be used uninitialized in this function [-Wmaybe-uninitialized]