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author | Yuqian Yang <crupest@crupest.life> | 2025-02-28 23:13:39 +0800 |
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committer | Yuqian Yang <crupest@crupest.life> | 2025-02-28 23:13:39 +0800 |
commit | dc1f0c4c0096013799416664894c5194dc7e1f52 (patch) | |
tree | 2f5d235f778cd720f4c39ec3e56b77ba6d99f375 /store/works/solutions/acwing/1226.cpp | |
parent | 7299d424d90b1effb6db69e3476ddd5af72eeba4 (diff) | |
download | crupest-dc1f0c4c0096013799416664894c5194dc7e1f52.tar.gz crupest-dc1f0c4c0096013799416664894c5194dc7e1f52.tar.bz2 crupest-dc1f0c4c0096013799416664894c5194dc7e1f52.zip |
chore(store): move everything to store.
Diffstat (limited to 'store/works/solutions/acwing/1226.cpp')
-rw-r--r-- | store/works/solutions/acwing/1226.cpp | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/store/works/solutions/acwing/1226.cpp b/store/works/solutions/acwing/1226.cpp new file mode 100644 index 0000000..cbfea98 --- /dev/null +++ b/store/works/solutions/acwing/1226.cpp @@ -0,0 +1,55 @@ +#include <iostream> + +int gcd(int a, int b) { + if (b == 0) + return a; + return gcd(b, a % b); +} + +int N; +int A[110]; + +const int M = 10000; + +bool f[M + 10]; + +int main() { + std::ios_base::sync_with_stdio(false); + std::cin.tie(nullptr); + + std::cin >> N; + + for (int i = 1; i <= N; i++) { + std::cin >> A[i]; + } + + int a = A[1]; + + for (int i = 2; i <= N; i++) { + a = gcd(a, A[i]); + } + + if (a != 1) { + std::cout << "INF"; + return 0; + } + + f[0] = true; + + for (int i = 1; i <= N; i++) { + for (int w = A[i]; w <= M; w++) { + f[w] = f[w] || f[w - A[i]]; + } + } + + int count = 0; + + for (int i = 1; i <= M; i++) { + if (f[i] == false) + count++; + } + + std::cout << count; + + return 0; +} |