QOJ.ac
QOJ
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 |
---|---|---|---|---|---|---|---|---|---|
#588744 | #7638. Lake | LuCiiiD | AC ✓ | 1ms | 3720kb | C++23 | 2.6kb | 2024-09-25 14:19:07 | 2024-09-25 14:19:07 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
//--------------------------------
// #define int long long
#define LL long long
// #define lc p << 1
// #define rc p << 1 | 1
#define lowbit(x) x & (-x)
#define nc() (p1 == p2 && (p2 = (p1 = buf) + fread(buf, 1, 100000, stdin), p1 == p2) ? EOF : *p1++)
// #pragma GCC optimize(2)
#define Blizzard ios::sync_with_stdio(0), cin.tie(0), cout.tie(0)
inline void read(LL &a)
{
LL s = 0, w = 1;
char ch = getchar();
while (ch < '0' || ch > '9')
{
if (ch == '-')
w = -1;
ch = getchar();
}
while (ch >= '0' && ch <= '9')
{
s = s * 10 + ch - '0';
ch = getchar();
}
a = s * w;
}
//-----------------------------------------
void solve()
{
int n, m;
cin >> n >> m;
if (n == 0 && m == 0)
{
cout << 0;
return;
}
int cnt = 0;
int t1 = n / 4;
if (n % 4)
t1++;
int t2 = m / 3;
if (m % 3)
t2++;
// cout << t1 << " " << t2 << "\n";
if (t1 >= t2)
{
cnt = n / 4;
if (n % 4)
cnt++;
cout << 2 * cnt - 1;
return;
}
while (n - 3 > 0 && m - 4 >= 0 && t1 < t2)
{
n -= 3;
m -= 4;
cnt++;
t1 = n / 4;
if (n % 4)
t1++;
t2 = m / 3;
if (m % 3)
t2++;
}
if (n - 3 <= 0 && m - 4 <= 0)
{
cnt++;
cout << 2 * cnt - 1;
return;
}
else if (n - 3 <= 0 && m - 4 > 0)
{
cnt += m / 4;
if (m % 4)
cnt++;
cout << 2 * cnt - 1;
return;
}
else if (n - 3 > 0 && m - 4 <= 0)
{
cnt += n / 4;
if (n % 4)
cnt++;
cout << 2 * cnt - 1;
return;
}
cnt += n / 4;
if (n % 4)
cnt++;
cout << 2 * cnt - 1;
return; /*
// cout << n << " " << m << endl;
if (n - 3 <= 0 && m - 4 <= 0)
{
cnt++;
cout << 2 * cnt - 1;
return;
}
else if (n - 3 <= 0 && m - 4 > 0)
{
cnt += m / 4;
if (m % 4)
cnt++;
cout << 2 * cnt - 1;
}
else if (n - 3 > 0 && m - 4 <= 0)
{
cnt += n / 4;
if (n % 4)
cnt++;
cout << 2 * cnt - 1;
}*/
}
signed main()
{
Blizzard; // false
int _ = 1;
// cin >> _;
while (_--)
solve();
return 0;
}
/*
while (l < r)
{
int mid = l + r >> 1;
if (check(mid)) r = mid;
else l = mid + 1;
}
*/
詳細信息
Test #1:
score: 100
Accepted
time: 0ms
memory: 3532kb
input:
1 1
output:
1
result:
ok single line: '1'
Test #2:
score: 0
Accepted
time: 0ms
memory: 3652kb
input:
1 4
output:
1
result:
ok single line: '1'
Test #3:
score: 0
Accepted
time: 0ms
memory: 3656kb
input:
5 5
output:
3
result:
ok single line: '3'
Test #4:
score: 0
Accepted
time: 0ms
memory: 3656kb
input:
4 4
output:
3
result:
ok single line: '3'
Test #5:
score: 0
Accepted
time: 0ms
memory: 3656kb
input:
3 4
output:
1
result:
ok single line: '1'
Test #6:
score: 0
Accepted
time: 0ms
memory: 3648kb
input:
8 12
output:
5
result:
ok single line: '5'
Test #7:
score: 0
Accepted
time: 0ms
memory: 3672kb
input:
12 8
output:
5
result:
ok single line: '5'
Test #8:
score: 0
Accepted
time: 0ms
memory: 3652kb
input:
8182 520051
output:
260025
result:
ok single line: '260025'
Test #9:
score: 0
Accepted
time: 0ms
memory: 3644kb
input:
501760 6405
output:
250879
result:
ok single line: '250879'
Test #10:
score: 0
Accepted
time: 0ms
memory: 3668kb
input:
823266 88861
output:
411633
result:
ok single line: '411633'
Test #11:
score: 0
Accepted
time: 0ms
memory: 3656kb
input:
239 145282
output:
72641
result:
ok single line: '72641'
Test #12:
score: 0
Accepted
time: 1ms
memory: 3668kb
input:
699570 720193
output:
405647
result:
ok single line: '405647'
Test #13:
score: 0
Accepted
time: 0ms
memory: 3656kb
input:
867352 1
output:
433675
result:
ok single line: '433675'
Test #14:
score: 0
Accepted
time: 1ms
memory: 3588kb
input:
750000 1000000
output:
499999
result:
ok single line: '499999'
Test #15:
score: 0
Accepted
time: 0ms
memory: 3596kb
input:
285000 548363
output:
274181
result:
ok single line: '274181'
Test #16:
score: 0
Accepted
time: 0ms
memory: 3708kb
input:
1 852444
output:
426221
result:
ok single line: '426221'
Test #17:
score: 0
Accepted
time: 0ms
memory: 3648kb
input:
1000000 250000
output:
499999
result:
ok single line: '499999'
Test #18:
score: 0
Accepted
time: 1ms
memory: 3596kb
input:
844055 999166
output:
526635
result:
ok single line: '526635'
Test #19:
score: 0
Accepted
time: 0ms
memory: 3716kb
input:
624459 81198
output:
312229
result:
ok single line: '312229'
Test #20:
score: 0
Accepted
time: 0ms
memory: 3720kb
input:
133284 649589
output:
324795
result:
ok single line: '324795'
Test #21:
score: 0
Accepted
time: 0ms
memory: 3592kb
input:
686561 29708
output:
343281
result:
ok single line: '343281'
Test #22:
score: 0
Accepted
time: 0ms
memory: 3648kb
input:
962302 651431
output:
481151
result:
ok single line: '481151'
Test #23:
score: 0
Accepted
time: 0ms
memory: 3580kb
input:
943904 239
output:
471951
result:
ok single line: '471951'
Test #24:
score: 0
Accepted
time: 0ms
memory: 3656kb
input:
738878 516228
output:
369439
result:
ok single line: '369439'
Test #25:
score: 0
Accepted
time: 0ms
memory: 3664kb
input:
857775 406861
output:
428887
result:
ok single line: '428887'
Test #26:
score: 0
Accepted
time: 0ms
memory: 3600kb
input:
858359 35792
output:
429179
result:
ok single line: '429179'
Test #27:
score: 0
Accepted
time: 0ms
memory: 3596kb
input:
319533 123338
output:
159767
result:
ok single line: '159767'
Test #28:
score: 0
Accepted
time: 0ms
memory: 3720kb
input:
286843 626622
output:
313311
result:
ok single line: '313311'
Test #29:
score: 0
Accepted
time: 0ms
memory: 3664kb
input:
923945 440219
output:
461973
result:
ok single line: '461973'
Test #30:
score: 0
Accepted
time: 0ms
memory: 3664kb
input:
256220 22730
output:
128109
result:
ok single line: '128109'
Test #31:
score: 0
Accepted
time: 0ms
memory: 3652kb
input:
390649 725869
output:
362935
result:
ok single line: '362935'
Test #32:
score: 0
Accepted
time: 0ms
memory: 3588kb
input:
463765 534305
output:
285163
result:
ok single line: '285163'
Test #33:
score: 0
Accepted
time: 1ms
memory: 3584kb
input:
689264 933608
output:
466803
result:
ok single line: '466803'
Test #34:
score: 0
Accepted
time: 0ms
memory: 3628kb
input:
862701 363796
output:
431351
result:
ok single line: '431351'
Test #35:
score: 0
Accepted
time: 1ms
memory: 3668kb
input:
839162 885596
output:
492787
result:
ok single line: '492787'
Test #36:
score: 0
Accepted
time: 0ms
memory: 3712kb
input:
482454 67235
output:
241227
result:
ok single line: '241227'
Test #37:
score: 0
Accepted
time: 0ms
memory: 3632kb
input:
455239 518642
output:
278251
result:
ok single line: '278251'
Test #38:
score: 0
Accepted
time: 0ms
memory: 3656kb
input:
464802 93196
output:
232401
result:
ok single line: '232401'
Test #39:
score: 0
Accepted
time: 1ms
memory: 3608kb
input:
382636 576284
output:
288141
result:
ok single line: '288141'
Test #40:
score: 0
Accepted
time: 1ms
memory: 3632kb
input:
325247 523826
output:
261913
result:
ok single line: '261913'
Test #41:
score: 0
Accepted
time: 0ms
memory: 3656kb
input:
747442 671690
output:
405467
result:
ok single line: '405467'
Test #42:
score: 0
Accepted
time: 0ms
memory: 3592kb
input:
784277 167877
output:
392139
result:
ok single line: '392139'
Test #43:
score: 0
Accepted
time: 1ms
memory: 3584kb
input:
699254 827375
output:
436179
result:
ok single line: '436179'
Test #44:
score: 0
Accepted
time: 0ms
memory: 3664kb
input:
630059 376838
output:
315029
result:
ok single line: '315029'
Test #45:
score: 0
Accepted
time: 0ms
memory: 3600kb
input:
715651 598212
output:
375389
result:
ok single line: '375389'
Test #46:
score: 0
Accepted
time: 0ms
memory: 3716kb
input:
788733 619114
output:
402241
result:
ok single line: '402241'
Test #47:
score: 0
Accepted
time: 0ms
memory: 3644kb
input:
167804 292068
output:
146033
result:
ok single line: '146033'
Test #48:
score: 0
Accepted
time: 0ms
memory: 3584kb
input:
781346 792491
output:
449667
result:
ok single line: '449667'
Test #49:
score: 0
Accepted
time: 1ms
memory: 3644kb
input:
999999 999999
output:
571427
result:
ok single line: '571427'
Test #50:
score: 0
Accepted
time: 1ms
memory: 3648kb
input:
1000000 1000000
output:
571429
result:
ok single line: '571429'
Extra Test:
score: 0
Extra Test Passed