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| author | Santo Cariotti <santo@dcariotti.me> | 2024-05-28 10:29:13 +0200 |
|---|---|---|
| committer | Santo Cariotti <santo@dcariotti.me> | 2024-05-28 10:29:13 +0200 |
| commit | f05d888a0b621ca4e99e2b0fb6e23c097006fe41 (patch) | |
| tree | eebbb2489144112d3288393e354d19375a0aa088 /progs/a955.py | |
Init
Diffstat (limited to 'progs/a955.py')
| -rw-r--r-- | progs/a955.py | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/progs/a955.py b/progs/a955.py new file mode 100644 index 0000000..ac920a1 --- /dev/null +++ b/progs/a955.py @@ -0,0 +1,9 @@ +def binomial_Coeff(n,k):
+ C = [0] * (k + 1);
+ C[0] = 1; # nC0 is 1
+ for i in range(1,n + 1):
+ for j in range(min(i, k),0,-1):
+ C[j] = C[j] + C[j - 1];
+ return C[k];
+def sum_Of_product(n):
+ return binomial_Coeff(2 * n,n - 1);
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