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Day 2: Handle 1-based indexing in awk

This commit is contained in:
kageru 2019-12-02 10:28:24 +01:00
parent e1fdf10ccc
commit 2dd93d776e
1 changed files with 10 additions and 7 deletions
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17
2019/02/day2.awk
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@ -1,12 +1,15 @@
{
len = split($1, arr, ",");
arr[2] = 12;
arr[3] = 2;
for (i=1; i<len; i+=4) {
for (i=0; i<=len; i++) {
arr[i-1] = arr[i];
}
arr[1] = 12;
arr[2] = 2;
for (i=0; i<len; i+=4) {
cmd = int(arr[i]);
e1 = int(arr[i+1]) + 1;
e2 = int(arr[i+2]) + 1;
target = int(arr[i+3]) + 1;
e1 = int(arr[i+1]);
e2 = int(arr[i+2]);
target = int(arr[i+3]);
if (cmd == 1)
arr[target] = arr[e1] + arr[e2];
else if (cmd == 2)
@ -16,5 +19,5 @@
else
print "Error, invalid command";
}
print arr[1]
print arr[0]
}