Compilare: user.cpp: In function ‘int ver(char*, char*)’: user.cpp:12:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while ((c2<strlen(s2)) && (suma<strlen(s1))) ^ user.cpp:12:46: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while ((c2<strlen(s2)) && (suma<strlen(s1))) ^ user.cpp:23:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (suma==strlen(s1)) ^ user.cpp:7:9: warning: unused variable ‘n’ [-Wunused-variable] int n,l1,l2; ^ user.cpp:7:11: warning: unused variable ‘l1’ [-Wunused-variable] int n,l1,l2; ^ user.cpp:7:14: warning: unused variable ‘l2’ [-Wunused-variable] int n,l1,l2; ^ user.cpp: In function ‘int main()’: user.cpp:46:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (strlen(x)>maxim) ^ user.cpp:53:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (strlen(a[i])==maxim) ^ user.cpp:56:18: warning: statement has no effect [-Wunused-value] p==1; ^ user.cpp:61:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if ((strlen(a[i])==maxim) && (strcmp(z,a[i])>0)) ^ user.cpp:31:13: warning: unused variable ‘j’ [-Wunused-variable] int n,i,j,t; ^