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QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #172569 | #7176. I Flipped The Calendar... | ucup-team298# | AC ✓ | 1ms | 3740kb | C++23 | 1.1kb | 2023-09-09 19:47:39 | 2023-09-09 19:47:39 |
Judging History
answer
#include <bits/stdc++.h>
constexpr int mths[13] = {0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
namespace Days
{
int xq[7] = {5, 6, 7, 1, 2, 3, 4}, m, d, y, tot, rn;
bool isrn;
int days (int m, int d, int y)
{
tot = 0;
rn = 0;
isrn = 0;
if (y > 1582ll)
{
y--;
rn = y / 4ll - y / 100ll + y / 400ll - 383ll + 395ll;
y++;
if (y % 400ll == 0 || (y % 100ll != 0 && y % 4ll == 0))
isrn = 1;
}
else
{
y--;
rn = y / 4ll;
y++;
if (y % 4ll == 0)
isrn = 1;
}
tot = (y - 1) * 365ll + rn;
for (int i = 1; i < m; i++)
{
tot += mths[i];
if (i == 2 && isrn)
tot++;
}
tot += d;
if (y > 1582)
tot -= 10ll;
if (y == 1582)
{
if ((m == 10 && d >= 15) || m > 10)
tot -= 10ll;
}
return xq[tot % 7ll];
}
}
using Days::days;
signed main ()
{
std::ios::sync_with_stdio(false); std::cin.tie(0); std::cout.tie(0);
int y, ans = 0; std::cin >> y;
for (int i = 1; i <= 12; i++)
{
int c = mths[i] + (i == 2 and !(y & 3)), l = days(i, 1, y), r = days(i, c, y);
ans += (c + l - 1 + 7 - r) / 7;
}
std::cout << ans << std::endl;
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 0ms
memory: 3672kb
input:
2023
output:
63
result:
ok 1 number(s): "63"
Test #2:
score: 0
Accepted
time: 1ms
memory: 3712kb
input:
1970
output:
63
result:
ok 1 number(s): "63"
Test #3:
score: 0
Accepted
time: 1ms
memory: 3712kb
input:
1971
output:
61
result:
ok 1 number(s): "61"
Test #4:
score: 0
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time: 0ms
memory: 3596kb
input:
1972
output:
63
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ok 1 number(s): "63"
Test #5:
score: 0
Accepted
time: 1ms
memory: 3660kb
input:
1973
output:
63
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Test #6:
score: 0
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time: 1ms
memory: 3592kb
input:
1974
output:
62
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ok 1 number(s): "62"
Test #7:
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time: 1ms
memory: 3588kb
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output:
62
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score: 0
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time: 1ms
memory: 3656kb
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output:
62
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score: 0
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time: 1ms
memory: 3712kb
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1977
output:
63
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memory: 3672kb
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time: 1ms
memory: 3588kb
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63
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memory: 3668kb
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61
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memory: 3716kb
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63
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memory: 3660kb
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memory: 3672kb
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memory: 3660kb
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62
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memory: 3664kb
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63
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memory: 3648kb
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62
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memory: 3652kb
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memory: 3640kb
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output:
63
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time: 1ms
memory: 3652kb
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1991
output:
62
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time: 1ms
memory: 3584kb
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output:
63
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memory: 3600kb
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memory: 3724kb
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memory: 3668kb
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output:
63
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Test #31:
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time: 1ms
memory: 3596kb
input:
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output:
61
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Test #32:
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time: 0ms
memory: 3596kb
input:
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output:
63
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Test #33:
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time: 1ms
memory: 3584kb
input:
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output:
63
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ok 1 number(s): "63"
Test #34:
score: 0
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time: 1ms
memory: 3672kb
input:
2002
output:
62
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ok 1 number(s): "62"
Test #35:
score: 0
Accepted
time: 1ms
memory: 3592kb
input:
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output:
62
result:
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Test #36:
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time: 1ms
memory: 3716kb
input:
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output:
62
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Test #37:
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time: 0ms
memory: 3664kb
input:
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output:
63
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Test #38:
score: 0
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time: 1ms
memory: 3668kb
input:
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output:
63
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Test #39:
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memory: 3600kb
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output:
63
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Test #40:
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time: 1ms
memory: 3712kb
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output:
62
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memory: 3592kb
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output:
63
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memory: 3592kb
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output:
61
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memory: 3640kb
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output:
63
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Test #44:
score: 0
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time: 1ms
memory: 3660kb
input:
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output:
64
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Test #45:
score: 0
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memory: 3656kb
input:
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output:
62
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Test #46:
score: 0
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time: 1ms
memory: 3668kb
input:
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output:
62
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Test #47:
score: 0
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memory: 3724kb
input:
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output:
63
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Test #48:
score: 0
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memory: 3656kb
input:
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output:
62
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Test #49:
score: 0
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time: 1ms
memory: 3668kb
input:
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output:
63
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Test #50:
score: 0
Accepted
time: 1ms
memory: 3656kb
input:
2018
output:
63
result:
ok 1 number(s): "63"
Test #51:
score: 0
Accepted
time: 1ms
memory: 3592kb
input:
2019
output:
62
result:
ok 1 number(s): "62"
Test #52:
score: 0
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time: 1ms
memory: 3660kb
input:
2020
output:
63
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Test #53:
score: 0
Accepted
time: 1ms
memory: 3740kb
input:
2021
output:
61
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score: 0
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time: 1ms
memory: 3664kb
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2022
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63
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Test #55:
score: 0
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time: 1ms
memory: 3656kb
input:
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output:
62
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Test #56:
score: 0
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time: 1ms
memory: 3592kb
input:
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output:
62
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Test #57:
score: 0
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time: 0ms
memory: 3656kb
input:
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output:
63
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Test #58:
score: 0
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time: 1ms
memory: 3724kb
input:
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output:
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Test #59:
score: 0
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time: 0ms
memory: 3672kb
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output:
63
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score: 0
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memory: 3600kb
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time: 1ms
memory: 3656kb
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memory: 3652kb
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memory: 3672kb
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62
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Test #64:
score: 0
Accepted
time: 1ms
memory: 3660kb
input:
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63
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score: 0
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time: 0ms
memory: 3668kb
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output:
63
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score: 0
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time: 1ms
memory: 3640kb
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63
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score: 0
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memory: 3648kb
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62
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Test #68:
score: 0
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time: 1ms
memory: 3672kb
input:
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output:
63
result:
ok 1 number(s): "63"
Extra Test:
score: 0
Extra Test Passed