Compilare: user.cpp: In function ‘int main()’: user.cpp:30:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (strlen(v)>maxx) ^ user.cpp:36:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] else if (strlen(v)==maxx) ^ user.cpp:61:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (ii<strlen(a[i]) && jj<strlen(a[j]) && k<strlen(a[i])) ^ user.cpp:61:49: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (ii<strlen(a[i]) && jj<strlen(a[j]) && k<strlen(a[i])) ^ user.cpp:61:67: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (ii<strlen(a[i]) && jj<strlen(a[j]) && k<strlen(a[i])) ^ user.cpp:70:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (k==strlen(a[i])) ^ user.cpp:83:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (ii<strlen(a[i]) && jj<strlen(a[j]) && k<strlen(a[i])) ^ user.cpp:83:53: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (ii<strlen(a[i]) && jj<strlen(a[j]) && k<strlen(a[i])) ^ user.cpp:83:71: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (ii<strlen(a[i]) && jj<strlen(a[j]) && k<strlen(a[i])) ^ user.cpp:92:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (k==strlen(a[i])) ^