izo.cpp: In function `void formeaza1(int)': izo.cpp:83: warning: comparison between signed and unsigned integer expressions izo.cpp:88: warning: comparison between signed and unsigned integer expressions izo.cpp: In function `void formeaza2(int)': izo.cpp:95: warning: comparison between signed and unsigned integer expressions izo.cpp:100: warning: comparison between signed and unsigned integer expressions izo.cpp: In function `void gaseste(int, int)': izo.cpp:110: warning: comparison between signed and unsigned integer expressions