The ornamental design for a displayscreen with graphicaluser interface, as shown and described.
FIG. 1 is a front view of a display screen with a graphical user interface showing a first embodiment of our new design; and,
FIG. 2 is a front view of a display screen with a graphical user interface showing a second embodiment of our new design.
The broken line showing of the display screen is for the purpose of illustrating environmental structure and forms no part of the claimed design. The broken line showing of the remainder of the graphical user interface forms no part of the claimed design.