aranjare.cpp: In function 'int main()': aranjare.cpp:11: warning: comparison between signed and unsigned integer expressions aranjare.cpp:21: warning: comparison between signed and unsigned integer expressions aranjare.cpp:43: warning: comparison between signed and unsigned integer expressions aranjare.cpp:10: warning: 'poz1' may be used uninitialized in this function aranjare.cpp:10: warning: 'poz2' may be used uninitialized in this function