fotbal1.cpp: In function `bool construiesteEulerian()': fotbal1.cpp:54: warning: control reaches end of non-void function fotbal1.cpp: In function `void sterge(int, int)': fotbal1.cpp:58: warning: comparison between signed and unsigned integer expressions fotbal1.cpp:61: warning: comparison between signed and unsigned integer expressions fotbal1.cpp: In function `void testConstruiesteEulerian()': fotbal1.cpp:75: warning: comparison between signed and unsigned integer expressions fotbal1.cpp: In function `void solve()': fotbal1.cpp:106: warning: comparison between signed and unsigned integer expressions fotbal1.cpp: In function `void testEuler()': fotbal1.cpp:124: warning: comparison between signed and unsigned integer expressions