The ornamental design for a displayscreen with graphicaluser interface, as shown and described.
FIG. 1 is a front view of a display screen with graphical user interface showing our new design;
FIG. 2. is a reference perspective view in usage; and,
FIG. 3. is a reference front view in usage.
The broken lines shown in FIG. 1 represent unclaimed subject matter of the display screen with graphical user interface and form no part of the claimed design. The broken lines shown in FIGS. 2 and 3 represent unclaimed environments and form no part of the claimed design.