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% replaces any number of letters (la% - lake, lamp)_ replaces one letter (ca_ - car, cat)

Crossword clues for Computer granddaddy:

ENIAC: Computer granddaddy
ENIAC: Granddaddy of computing
ENIAC: Granddaddy of modern computers
ENIAC: Granddaddy of digital computers
ENIAC: Granddaddy of all computers
ENIAC: Granddaddy of all modern computers