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Diffstat (limited to '')
| -rw-r--r-- | 2020/day01-1.sh | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/2020/day01-1.sh b/2020/day01-1.sh new file mode 100644 index 0000000..030d523 --- /dev/null +++ b/2020/day01-1.sh @@ -0,0 +1,11 @@ +#!/bin/sh +set -eu +entries=$(cat) +for i in $entries; do + for j in $entries; do + if [ $((i+j)) -eq 2020 ]; then + echo $((i*j)) + exit + fi + done +done |