QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #168915 | #7176. I Flipped The Calendar... | ucup-team1769# | AC ✓ | 1ms | 3716kb | C++20 | 1.0kb | 2023-09-09 03:06:43 | 2023-09-09 03:06:43 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
bool judge(int y)
{
return ((y % 4 == 0 && y % 100 != 0) || y % 400 == 0);
}
int days(int y, int m)
{
if (m == 1 || m == 3 || m == 5 || m == 7 || m == 8 || m == 10 || m == 12)
return 31;
if (m == 4 || m == 6 || m == 9 || m == 11)
return 30;
return judge(y) ? 29 : 28;
}
int main()
{
ios::sync_with_stdio(false);
cin.tie(nullptr);
int n;
cin >> n;
int day = 4;
for (int i = 1970; i < n; i++)
{
if (judge(i))
day += 366;
else
day += 365;
}
day %= 7;
if (day == 0)
day = 7;
int ans = 0;
for (int i = 1; i <= 12; i++)
{
if (day != 1)
ans++;
for (int j = 0; j < days(n, i); j++)
{
if (day == 1)
ans++;
day++;
day %= 7;
}
if (day == 0)
day = 7;
}
cout << ans;
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 1ms
memory: 3648kb
input:
2023
output:
63
result:
ok 1 number(s): "63"
Test #2:
score: 0
Accepted
time: 1ms
memory: 3644kb
input:
1970
output:
63
result:
ok 1 number(s): "63"
Test #3:
score: 0
Accepted
time: 1ms
memory: 3584kb
input:
1971
output:
61
result:
ok 1 number(s): "61"
Test #4:
score: 0
Accepted
time: 1ms
memory: 3576kb
input:
1972
output:
63
result:
ok 1 number(s): "63"
Test #5:
score: 0
Accepted
time: 1ms
memory: 3700kb
input:
1973
output:
63
result:
ok 1 number(s): "63"
Test #6:
score: 0
Accepted
time: 0ms
memory: 3652kb
input:
1974
output:
62
result:
ok 1 number(s): "62"
Test #7:
score: 0
Accepted
time: 1ms
memory: 3656kb
input:
1975
output:
62
result:
ok 1 number(s): "62"
Test #8:
score: 0
Accepted
time: 1ms
memory: 3640kb
input:
1976
output:
62
result:
ok 1 number(s): "62"
Test #9:
score: 0
Accepted
time: 1ms
memory: 3648kb
input:
1977
output:
63
result:
ok 1 number(s): "63"
Test #10:
score: 0
Accepted
time: 1ms
memory: 3652kb
input:
1978
output:
63
result:
ok 1 number(s): "63"
Test #11:
score: 0
Accepted
time: 1ms
memory: 3652kb
input:
1979
output:
63
result:
ok 1 number(s): "63"
Test #12:
score: 0
Accepted
time: 1ms
memory: 3644kb
input:
1980
output:
62
result:
ok 1 number(s): "62"
Test #13:
score: 0
Accepted
time: 1ms
memory: 3704kb
input:
1981
output:
63
result:
ok 1 number(s): "63"
Test #14:
score: 0
Accepted
time: 1ms
memory: 3636kb
input:
1982
output:
61
result:
ok 1 number(s): "61"
Test #15:
score: 0
Accepted
time: 1ms
memory: 3580kb
input:
1983
output:
63
result:
ok 1 number(s): "63"
Test #16:
score: 0
Accepted
time: 1ms
memory: 3644kb
input:
1984
output:
64
result:
ok 1 number(s): "64"
Test #17:
score: 0
Accepted
time: 1ms
memory: 3644kb
input:
1985
output:
62
result:
ok 1 number(s): "62"
Test #18:
score: 0
Accepted
time: 1ms
memory: 3652kb
input:
1986
output:
62
result:
ok 1 number(s): "62"
Test #19:
score: 0
Accepted
time: 0ms
memory: 3656kb
input:
1987
output:
63
result:
ok 1 number(s): "63"
Test #20:
score: 0
Accepted
time: 1ms
memory: 3704kb
input:
1988
output:
62
result:
ok 1 number(s): "62"
Test #21:
score: 0
Accepted
time: 1ms
memory: 3656kb
input:
1989
output:
63
result:
ok 1 number(s): "63"
Test #22:
score: 0
Accepted
time: 1ms
memory: 3656kb
input:
1990
output:
63
result:
ok 1 number(s): "63"
Test #23:
score: 0
Accepted
time: 0ms
memory: 3652kb
input:
1991
output:
62
result:
ok 1 number(s): "62"
Test #24:
score: 0
Accepted
time: 1ms
memory: 3656kb
input:
1992
output:
63
result:
ok 1 number(s): "63"
Test #25:
score: 0
Accepted
time: 1ms
memory: 3584kb
input:
1993
output:
61
result:
ok 1 number(s): "61"
Test #26:
score: 0
Accepted
time: 1ms
memory: 3628kb
input:
1994
output:
63
result:
ok 1 number(s): "63"
Test #27:
score: 0
Accepted
time: 0ms
memory: 3640kb
input:
1995
output:
63
result:
ok 1 number(s): "63"
Test #28:
score: 0
Accepted
time: 1ms
memory: 3644kb
input:
1996
output:
62
result:
ok 1 number(s): "62"
Test #29:
score: 0
Accepted
time: 0ms
memory: 3628kb
input:
1997
output:
62
result:
ok 1 number(s): "62"
Test #30:
score: 0
Accepted
time: 1ms
memory: 3648kb
input:
1998
output:
63
result:
ok 1 number(s): "63"
Test #31:
score: 0
Accepted
time: 1ms
memory: 3640kb
input:
1999
output:
61
result:
ok 1 number(s): "61"
Test #32:
score: 0
Accepted
time: 1ms
memory: 3644kb
input:
2000
output:
63
result:
ok 1 number(s): "63"
Test #33:
score: 0
Accepted
time: 1ms
memory: 3656kb
input:
2001
output:
63
result:
ok 1 number(s): "63"
Test #34:
score: 0
Accepted
time: 1ms
memory: 3656kb
input:
2002
output:
62
result:
ok 1 number(s): "62"
Test #35:
score: 0
Accepted
time: 1ms
memory: 3644kb
input:
2003
output:
62
result:
ok 1 number(s): "62"
Test #36:
score: 0
Accepted
time: 1ms
memory: 3640kb
input:
2004
output:
62
result:
ok 1 number(s): "62"
Test #37:
score: 0
Accepted
time: 1ms
memory: 3600kb
input:
2005
output:
63
result:
ok 1 number(s): "63"
Test #38:
score: 0
Accepted
time: 1ms
memory: 3640kb
input:
2006
output:
63
result:
ok 1 number(s): "63"
Test #39:
score: 0
Accepted
time: 1ms
memory: 3564kb
input:
2007
output:
63
result:
ok 1 number(s): "63"
Test #40:
score: 0
Accepted
time: 1ms
memory: 3644kb
input:
2008
output:
62
result:
ok 1 number(s): "62"
Test #41:
score: 0
Accepted
time: 1ms
memory: 3576kb
input:
2009
output:
63
result:
ok 1 number(s): "63"
Test #42:
score: 0
Accepted
time: 1ms
memory: 3628kb
input:
2010
output:
61
result:
ok 1 number(s): "61"
Test #43:
score: 0
Accepted
time: 1ms
memory: 3600kb
input:
2011
output:
63
result:
ok 1 number(s): "63"
Test #44:
score: 0
Accepted
time: 1ms
memory: 3640kb
input:
2012
output:
64
result:
ok 1 number(s): "64"
Test #45:
score: 0
Accepted
time: 0ms
memory: 3580kb
input:
2013
output:
62
result:
ok 1 number(s): "62"
Test #46:
score: 0
Accepted
time: 0ms
memory: 3712kb
input:
2014
output:
62
result:
ok 1 number(s): "62"
Test #47:
score: 0
Accepted
time: 1ms
memory: 3696kb
input:
2015
output:
63
result:
ok 1 number(s): "63"
Test #48:
score: 0
Accepted
time: 0ms
memory: 3604kb
input:
2016
output:
62
result:
ok 1 number(s): "62"
Test #49:
score: 0
Accepted
time: 1ms
memory: 3584kb
input:
2017
output:
63
result:
ok 1 number(s): "63"
Test #50:
score: 0
Accepted
time: 0ms
memory: 3652kb
input:
2018
output:
63
result:
ok 1 number(s): "63"
Test #51:
score: 0
Accepted
time: 0ms
memory: 3712kb
input:
2019
output:
62
result:
ok 1 number(s): "62"
Test #52:
score: 0
Accepted
time: 1ms
memory: 3656kb
input:
2020
output:
63
result:
ok 1 number(s): "63"
Test #53:
score: 0
Accepted
time: 1ms
memory: 3588kb
input:
2021
output:
61
result:
ok 1 number(s): "61"
Test #54:
score: 0
Accepted
time: 1ms
memory: 3644kb
input:
2022
output:
63
result:
ok 1 number(s): "63"
Test #55:
score: 0
Accepted
time: 1ms
memory: 3632kb
input:
2024
output:
62
result:
ok 1 number(s): "62"
Test #56:
score: 0
Accepted
time: 1ms
memory: 3712kb
input:
2025
output:
62
result:
ok 1 number(s): "62"
Test #57:
score: 0
Accepted
time: 0ms
memory: 3644kb
input:
2026
output:
63
result:
ok 1 number(s): "63"
Test #58:
score: 0
Accepted
time: 1ms
memory: 3624kb
input:
2027
output:
61
result:
ok 1 number(s): "61"
Test #59:
score: 0
Accepted
time: 1ms
memory: 3700kb
input:
2028
output:
63
result:
ok 1 number(s): "63"
Test #60:
score: 0
Accepted
time: 1ms
memory: 3656kb
input:
2029
output:
63
result:
ok 1 number(s): "63"
Test #61:
score: 0
Accepted
time: 1ms
memory: 3580kb
input:
2030
output:
62
result:
ok 1 number(s): "62"
Test #62:
score: 0
Accepted
time: 1ms
memory: 3652kb
input:
2031
output:
62
result:
ok 1 number(s): "62"
Test #63:
score: 0
Accepted
time: 1ms
memory: 3668kb
input:
2032
output:
62
result:
ok 1 number(s): "62"
Test #64:
score: 0
Accepted
time: 1ms
memory: 3636kb
input:
2033
output:
63
result:
ok 1 number(s): "63"
Test #65:
score: 0
Accepted
time: 1ms
memory: 3616kb
input:
2034
output:
63
result:
ok 1 number(s): "63"
Test #66:
score: 0
Accepted
time: 1ms
memory: 3700kb
input:
2035
output:
63
result:
ok 1 number(s): "63"
Test #67:
score: 0
Accepted
time: 1ms
memory: 3704kb
input:
2036
output:
62
result:
ok 1 number(s): "62"
Test #68:
score: 0
Accepted
time: 1ms
memory: 3716kb
input:
2037
output:
63
result:
ok 1 number(s): "63"
Extra Test:
score: 0
Extra Test Passed