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救命!!! 本龙的快乐
bitset
被发现了! 宝子们!是谁还明用过bitset我真的会难过!本龙亲测,一用就沦陷! 上次和小七去CSP骗分,偶然发现这bitset,直接打开新世界的大门。 细节去看蓝皮书P506//我是奶龙 #include <bits/stdc++.h> using namespace std; #define int long long int n, ans; bitset<64>b, c; signed main() { cin >> n; b = n, c = n - 1; for (int i = 0; i <= 64; i++) { if (b[i] != c[i]) { ans++; } } cout << ans-1; return 0; }
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Information
- ID
- 310
- Time
- 1000ms
- Memory
- 64MiB
- Difficulty
- 9
- Tags
- # Submissions
- 12
- Accepted
- 6
- Uploaded By