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 the new design; and,
FIG. 2 is an enlarged view of the graphical user interface of FIG. 1.
The broken line showing of the display screen in FIG. 1 is for the purpose of illustrating environmental structure and forms no part of the claimed design.