const int len=117;
char str[len];
memcpy(str,somechararray,len);
System::String^ clistr = gcnew System::String(str);
char str[len + 1];
memcpy(str,somechararray,len);
str[len] = 0;
System::String^ clistr = gcnew System::String(somechararray, 0, len);