difficult problem
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
“It’s a notoriously difficult problem for classical computers,” Chow explained.
From Barron's • Jan. 29, 2026
“It’s a difficult problem to solve, and California is kind of solving it in real time.”
From Los Angeles Times • Nov. 26, 2025
In a case like Prince Harry and his family, sometimes the best available outcome of a difficult problem is only possible when the other party won't even come to the table.
From Salon • May 10, 2025
The complex mouse model took several years to develop and characterize but has allowed the researchers to crack this difficult problem.
From Science Daily • Feb. 8, 2024
It was a difficult problem, as they did not know how many girls were in existence.
From "The Interrupted Tale" by Maryrose Wood
