Compilare: user.cpp: In function ‘void dinamica()’: user.cpp:9:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=1;i<n;i++) ^ user.cpp:11:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int l=2;l<n;l++) ^ user.cpp:12:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=1;i<=n-l;i++) ^ user.cpp: In function ‘void afis(int, int)’: user.cpp:25:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(i==c[j][i]) ^ user.cpp:34:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(j==c[j][i]+1) ^ user.cpp: In function ‘int main()’: user.cpp:45:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<=n;i++) ^