Pakistan, July 3 -- A tearful Coco Gauff said she had not coped well with the switch from Paris clay to Wimbledon grass after she was dumped out of the championships in the first round on Tuesday.

The French Open champion looked uncomfortable under the roof on Court One and failed to find any serving rhythm as she succumbed 7-6(3) 6-1 to Ukrainian world number 42 Dayana Yastremska.

Gauff was eager to give her big-hitting opponent credit for the win but said she would probably change her tactics in future during the three weeks between Roland Garros and Wimbledon.

"I just feel like the surface I maybe could have used more matches. It's like finding the puzzle," the American second seed said. "It's a quick turnaround, so I think just try...