Compilare: user.cpp: In function ‘int main()’: user.cpp:13:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i=0;i<=n;i++) ^ user.cpp:20:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i=0;i<=n;i++) ^ user.cpp:25:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (j=i+1;j<=n;j++) ^ user.cpp:39:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int p=i+1;p<=poz;p++) ^ user.cpp:93:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int p=i+1;p<k;p++) ^