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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#120028#6510. Best Carry Player 3exxqfuWA 8ms1748kbC++141.6kb2023-07-06 11:45:532023-07-06 11:45:54

Judging History

你现在查看的是最新测评结果

  • [2023-08-10 23:21:45]
  • System Update: QOJ starts to keep a history of the judgings of all the submissions.
  • [2023-07-06 11:45:54]
  • 评测
  • 测评结果:WA
  • 用时:8ms
  • 内存:1748kb
  • [2023-07-06 11:45:53]
  • 提交

answer

#include <cstdio>
#define rep(i, d, u) for(int i = d; i <= u; ++i)
#define cep(n) while(n--)
int ured() {
	int re = 0;
	char ch;
	do {
		ch = getchar();
	} while('9' < ch || ch < '0');
	do {
		re = re * 10 + (ch ^ '0');
	} while('0' <= (ch = getchar()) && ch <= '9');
	return re;
}
long long lred() {
	long long re = 0;
	char ch;
	do {
		ch = getchar();
	} while('9' < ch || ch < '0');
	do {
		re = re * 10 + (ch ^ '0');
	} while('0' <= (ch = getchar()) && ch <= '9');
	return re;
}
void lwit(long long da) {
	int ch[21], cn = 0;
	do {
		ch[++cn] = da - da / 10 * 10;
	} while(da /= 10);
	do {
		putchar('0' ^ ch[cn]);
	} while(--cn);
}
void swap(long long &le, long long &ri) {
	long long tp = le;
	le = ri, ri = tp;
}
int t, dpos, ddat;
long long x, y, s, rans;
int main() {
	t = ured();
	cep(t) {
		x = lred(), y = lred(), s = lred();
		if(x == y) {
			puts("0");
			continue;
		} else if(x > y) {
			swap(x, y);
		}
		if(s > 1) {
			dpos = 64 - __builtin_clzll(s);
			if((x ^ y) >> dpos) {
				if(s == (1ll << dpos) - 1) {
					rans = (y >> dpos) - (x >> dpos) - 1 << 1;
				} else {
					rans = ((y >> dpos) - (x >> dpos) - 1) * 3;
				}
				++rans;
				if(ddat = x & (1ll << dpos) - 1 ^ (1ll << dpos) - 1) {
					if(ddat <= s) {
						++rans;
					} else {
						rans += 2;
					}
				}
				if(ddat = y & (1ll << dpos) - 1) {
					if(ddat <= s) {
						++rans;
					} else {
						rans += 2;
					}
				}
				lwit(rans), putchar('\n');
			} else {
				if((x ^ y) <= s) {
					puts("1");
				} else {
					puts("2");
				}
			}
		} else {
			lwit(y - x), putchar('\n');
		}
	}
	return 0;
}

详细

Test #1:

score: 100
Accepted
time: 0ms
memory: 1748kb

input:

8
4 5 0
5 8 3
9 2 6
15 28 5
97 47 8
164 275 38
114514 1919 810
0 1152921504606846975 1

output:

1
2
3
5
11
6
331
1152921504606846975

result:

ok 8 numbers

Test #2:

score: -100
Wrong Answer
time: 8ms
memory: 1484kb

input:

100000
84 318 6
54 226 7
92 33 0
39 54 5
76 79 7
247 110 0
211 90 0
4 430 3
230 17 1
491 93 5
196 117 7
137 29 2
76 490 6
422 43 7
277 26 4
159 43 1
67 37 5
17 2 5
113 176 7
85 473 0
68 217 7
275 8 7
124 34 1
30 66 0
80 149 3
103 149 6
84 354 1
27 342 7
94 114 1
69 125 1
72 48 7
361 8 7
285 82 1
74 ...

output:

87
45
59
6
1
137
121
213
213
150
21
81
156
95
95
116
12
6
16
388
39
67
90
36
35
17
270
79
20
56
6
89
203
108
26
15
157
98
111
389
174
123
59
289
78
17
21
36
275
191
17
102
60
93
100
11
6
79
44
63
91
60
22
109
11
3
10
67
11
85
207
47
39
83
156
189
107
27
81
247
81
335
33
144
11
50
54
347
233
175
30
7...

result:

wrong answer 809th numbers differ - expected: '1', found: '2'