This documentation is automatically generated by online-judge-tools/verification-helper
# verification-helper: PROBLEM https://atcoder.jp/contests/dp/tasks/dp_r
proc scanf(formatstr: cstring){.header: "<stdio.h>", varargs.}
proc ii(): int {.inline.} = scanf("%lld\n", addr result)
import sequtils
import cplib/modint/modint
import cplib/matrix/matrix
type mint = modint_montgomery
mint.setMod(1000000007)
var n, k = ii()
var a = newSeqWith(n, newSeqWith(n, mint(ii()))).toMatrix
echo a.pow(k).sum
Traceback (most recent call last):
File "/home/runner/.local/lib/python3.12/site-packages/onlinejudge_verify/documentation/build.py", line 71, in _render_source_code_stat
bundled_code = language.bundle(stat.path, basedir=basedir, options={'include_paths': [basedir]}).decode()
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/home/runner/.local/lib/python3.12/site-packages/onlinejudge_verify/languages/nim.py", line 86, in bundle
raise NotImplementedError
NotImplementedError