Compilare: main.cpp: In function 'int main()': main.cpp:82:31: warning: 'ys' may be used uninitialized in this function [-Wmaybe-uninitialized] lee(a, lees, n, m, xs, ys); ^ main.cpp:82:31: warning: 'xs' may be used uninitialized in this function [-Wmaybe-uninitialized] main.cpp:81:31: warning: 'yf' may be used uninitialized in this function [-Wmaybe-uninitialized] lee(a, leef, n, m, xf, yf); ^ main.cpp:81:31: warning: 'xf' may be used uninitialized in this function [-Wmaybe-uninitialized] main.cpp:80:31: warning: 'yd' may be used uninitialized in this function [-Wmaybe-uninitialized] lee(a, leed, n, m, xd, yd); ^ main.cpp:80:31: warning: 'xd' may be used uninitialized in this function [-Wmaybe-uninitialized]