Compilare: user.cpp: In function ‘bool subsir(int, int)’: user.cpp:25:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(perf>=strlen(s[i])) ^ user.cpp:15:17: warning: unused variable ‘n’ [-Wunused-variable] int k,l,v,m,n,perf; ^ user.cpp: In function ‘int main()’: user.cpp:55:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (strlen(s[i])>max) ^ user.cpp:60:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (strlen(s[i]) == max) ^ user.cpp:33:23: warning: unused variable ‘perf’ [-Wunused-variable] int i, n, p, j, max, perf,k,cont; ^ user.cpp:34:7: warning: unused variable ‘orig’ [-Wunused-variable] char orig[201][5005]; ^ user.cpp:92:12: warning: ‘k’ may be used uninitialized in this function [-Wmaybe-uninitialized] g<<k<<endl; ^