The ornamental design for a displayscreen with graphicaluser interface, as shown and described.
The FIGURE is a front view of a display screen with a graphical user interface showing our new design.
The peripheral dash-dot-dash broken lines illustrate a display screen or portion thereof and form no part of the claimed design. The dash-dot-dash broken lines within the peripheral dash-dot-dash broken lines illustrate boundaries that form no part of the claimed design. The evenly dashed broken lines illustrate portions of the graphical user interface which form no part of the claimed design.