Compilare: main.cpp: In function 'int main()': main.cpp:61:42: warning: 'yf' may be used uninitialized [-Wmaybe-uninitialized] 61 | fout<<xp<<' '<<yp<<' '<<xf<<' '<<yf; | ^~ main.cpp:50:27: note: 'yf' was declared here 50 | int xp=0, yp, xf, yf; | ^~ main.cpp:61:37: warning: 'xf' may be used uninitialized [-Wmaybe-uninitialized] 61 | fout<<xp<<' '<<yp<<' '<<xf<<' '<<yf; | ^~~ main.cpp:50:23: note: 'xf' was declared here 50 | int xp=0, yp, xf, yf; | ^~ main.cpp:61:28: warning: 'yp' may be used uninitialized [-Wmaybe-uninitialized] 61 | fout<<xp<<' '<<yp<<' '<<xf<<' '<<yf; | ^~~ main.cpp:50:19: note: 'yp' was declared here 50 | int xp=0, yp, xf, yf; | ^~