Eroare de compilare: user.cpp:1:22: error: graphics.h: No such file or directory user.cpp:5:21: error: process.h: No such file or directory user.cpp:6:21: error: windows.h: No such file or directory user.cpp: In function 'void citire(void*)': user.cpp:17: error: 'kbhit' was not declared in this scope user.cpp:22: error: 'getch' was not declared in this scope user.cpp:25: error: '_endthread' was not declared in this scope user.cpp:29: error: '_endthread' was not declared in this scope user.cpp:33: error: '_endthread' was not declared in this scope user.cpp:37: error: '_endthread' was not declared in this scope user.cpp:40: error: '_endthread' was not declared in this scope user.cpp: In function 'void makewindow()': user.cpp:45: error: 'initwindow' was not declared in this scope user.cpp:64: error: 'putpixel' was not declared in this scope user.cpp:67: error: 'setfillstyle' was not declared in this scope user.cpp:68: error: 'bar' was not declared in this scope user.cpp:71: error: 'setfillstyle' was not declared in this scope user.cpp:72: error: 'bar' was not declared in this scope user.cpp:77: error: 'putpixel' was not declared in this scope user.cpp:86: error: 'setfillstyle' was not declared in this scope user.cpp:87: error: 'bar' was not declared in this scope user.cpp:90: error: 'putpixel' was not declared in this scope user.cpp:94: error: 'putpixel' was not declared in this scope user.cpp:98: error: 'putpixel' was not declared in this scope user.cpp:102: error: 'putpixel' was not declared in this scope user.cpp:106: error: 'putpixel' was not declared in this scope user.cpp:108: error: 'getch' was not declared in this scope user.cpp:115: error: '_beginthread' was not declared in this scope user.cpp:116: error: 'Sleep' was not declared in this scope user.cpp:149: error: 'putpixel' was not declared in this scope user.cpp:153: error: 'putpixel' was not declared in this scope user.cpp:176: error: 'putpixel' was not declared in this scope user.cpp:180: error: 'putpixel' was not declared in this scope user.cpp:193: error: 'putpixel' was not declared in this scope user.cpp:197: error: 'putpixel' was not declared in this scope user.cpp:251: error: 'putpixel' was not declared in this scope user.cpp:256: error: 'putpixel' was not declared in this scope user.cpp:265: error: 'putpixel' was not declared in this scope user.cpp:290: error: 'putpixel' was not declared in this scope user.cpp:295: error: 'putpixel' was not declared in this scope user.cpp:304: error: 'putpixel' was not declared in this scope user.cpp:321: error: 'Sleep' was not declared in this scope user.cpp:322: error: 'closegraph' was not declared in this scope user.cpp:43: warning: unused variable 'input' user.cpp:44: warning: unused variable 'asd' user.cpp: In function 'int main()': user.cpp:431: warning: statement has no effect