QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #236271 | #7176. I Flipped The Calendar... | UFRJ# | AC ✓ | 1ms | 3504kb | C++20 | 845b | 2023-11-03 19:38:03 | 2023-11-03 19:38:04 |
Judging History
answer
#include "bits/stdc++.h"
using namespace std;
using lint = int64_t;
int main() {
cin.tie(nullptr)->sync_with_stdio(false);
vector<int>a = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
int n;
cin>>n;
if(n % 4 == 0) a[1] = 29;
int s = 6;
for(int i=2023;i<n;i++) s += 365 + (i % 4 == 0);
for(int i=2022;i>=n;i--) s -= 365 + (i % 4 == 0);
s = (s % 7 + 7) % 7;
int ans = 0;
for(int u : a){
int c = 0;
int r = 7 - (s % 7);
if(r < 7){
c += r;
ans++;
}
while(c < u){
if(c + 7 <= u){
ans++;
c += 7;
}
else{
ans++;
c = u;
}
}
s += u;
}
cout<<ans<<"\n";
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 1ms
memory: 3412kb
input:
2023
output:
63
result:
ok 1 number(s): "63"
Test #2:
score: 0
Accepted
time: 0ms
memory: 3416kb
input:
1970
output:
63
result:
ok 1 number(s): "63"
Test #3:
score: 0
Accepted
time: 1ms
memory: 3460kb
input:
1971
output:
61
result:
ok 1 number(s): "61"
Test #4:
score: 0
Accepted
time: 0ms
memory: 3404kb
input:
1972
output:
63
result:
ok 1 number(s): "63"
Test #5:
score: 0
Accepted
time: 0ms
memory: 3384kb
input:
1973
output:
63
result:
ok 1 number(s): "63"
Test #6:
score: 0
Accepted
time: 0ms
memory: 3412kb
input:
1974
output:
62
result:
ok 1 number(s): "62"
Test #7:
score: 0
Accepted
time: 0ms
memory: 3504kb
input:
1975
output:
62
result:
ok 1 number(s): "62"
Test #8:
score: 0
Accepted
time: 1ms
memory: 3372kb
input:
1976
output:
62
result:
ok 1 number(s): "62"
Test #9:
score: 0
Accepted
time: 0ms
memory: 3448kb
input:
1977
output:
63
result:
ok 1 number(s): "63"
Test #10:
score: 0
Accepted
time: 0ms
memory: 3504kb
input:
1978
output:
63
result:
ok 1 number(s): "63"
Test #11:
score: 0
Accepted
time: 1ms
memory: 3444kb
input:
1979
output:
63
result:
ok 1 number(s): "63"
Test #12:
score: 0
Accepted
time: 0ms
memory: 3396kb
input:
1980
output:
62
result:
ok 1 number(s): "62"
Test #13:
score: 0
Accepted
time: 0ms
memory: 3380kb
input:
1981
output:
63
result:
ok 1 number(s): "63"
Test #14:
score: 0
Accepted
time: 0ms
memory: 3472kb
input:
1982
output:
61
result:
ok 1 number(s): "61"
Test #15:
score: 0
Accepted
time: 0ms
memory: 3448kb
input:
1983
output:
63
result:
ok 1 number(s): "63"
Test #16:
score: 0
Accepted
time: 0ms
memory: 3404kb
input:
1984
output:
64
result:
ok 1 number(s): "64"
Test #17:
score: 0
Accepted
time: 0ms
memory: 3412kb
input:
1985
output:
62
result:
ok 1 number(s): "62"
Test #18:
score: 0
Accepted
time: 0ms
memory: 3452kb
input:
1986
output:
62
result:
ok 1 number(s): "62"
Test #19:
score: 0
Accepted
time: 1ms
memory: 3472kb
input:
1987
output:
63
result:
ok 1 number(s): "63"
Test #20:
score: 0
Accepted
time: 0ms
memory: 3404kb
input:
1988
output:
62
result:
ok 1 number(s): "62"
Test #21:
score: 0
Accepted
time: 0ms
memory: 3384kb
input:
1989
output:
63
result:
ok 1 number(s): "63"
Test #22:
score: 0
Accepted
time: 1ms
memory: 3420kb
input:
1990
output:
63
result:
ok 1 number(s): "63"
Test #23:
score: 0
Accepted
time: 0ms
memory: 3392kb
input:
1991
output:
62
result:
ok 1 number(s): "62"
Test #24:
score: 0
Accepted
time: 0ms
memory: 3404kb
input:
1992
output:
63
result:
ok 1 number(s): "63"
Test #25:
score: 0
Accepted
time: 1ms
memory: 3416kb
input:
1993
output:
61
result:
ok 1 number(s): "61"
Test #26:
score: 0
Accepted
time: 0ms
memory: 3384kb
input:
1994
output:
63
result:
ok 1 number(s): "63"
Test #27:
score: 0
Accepted
time: 0ms
memory: 3416kb
input:
1995
output:
63
result:
ok 1 number(s): "63"
Test #28:
score: 0
Accepted
time: 1ms
memory: 3448kb
input:
1996
output:
62
result:
ok 1 number(s): "62"
Test #29:
score: 0
Accepted
time: 1ms
memory: 3384kb
input:
1997
output:
62
result:
ok 1 number(s): "62"
Test #30:
score: 0
Accepted
time: 1ms
memory: 3380kb
input:
1998
output:
63
result:
ok 1 number(s): "63"
Test #31:
score: 0
Accepted
time: 0ms
memory: 3472kb
input:
1999
output:
61
result:
ok 1 number(s): "61"
Test #32:
score: 0
Accepted
time: 1ms
memory: 3408kb
input:
2000
output:
63
result:
ok 1 number(s): "63"
Test #33:
score: 0
Accepted
time: 1ms
memory: 3472kb
input:
2001
output:
63
result:
ok 1 number(s): "63"
Test #34:
score: 0
Accepted
time: 1ms
memory: 3380kb
input:
2002
output:
62
result:
ok 1 number(s): "62"
Test #35:
score: 0
Accepted
time: 0ms
memory: 3412kb
input:
2003
output:
62
result:
ok 1 number(s): "62"
Test #36:
score: 0
Accepted
time: 0ms
memory: 3472kb
input:
2004
output:
62
result:
ok 1 number(s): "62"
Test #37:
score: 0
Accepted
time: 0ms
memory: 3500kb
input:
2005
output:
63
result:
ok 1 number(s): "63"
Test #38:
score: 0
Accepted
time: 0ms
memory: 3396kb
input:
2006
output:
63
result:
ok 1 number(s): "63"
Test #39:
score: 0
Accepted
time: 0ms
memory: 3384kb
input:
2007
output:
63
result:
ok 1 number(s): "63"
Test #40:
score: 0
Accepted
time: 0ms
memory: 3388kb
input:
2008
output:
62
result:
ok 1 number(s): "62"
Test #41:
score: 0
Accepted
time: 0ms
memory: 3380kb
input:
2009
output:
63
result:
ok 1 number(s): "63"
Test #42:
score: 0
Accepted
time: 1ms
memory: 3496kb
input:
2010
output:
61
result:
ok 1 number(s): "61"
Test #43:
score: 0
Accepted
time: 0ms
memory: 3392kb
input:
2011
output:
63
result:
ok 1 number(s): "63"
Test #44:
score: 0
Accepted
time: 0ms
memory: 3496kb
input:
2012
output:
64
result:
ok 1 number(s): "64"
Test #45:
score: 0
Accepted
time: 1ms
memory: 3384kb
input:
2013
output:
62
result:
ok 1 number(s): "62"
Test #46:
score: 0
Accepted
time: 0ms
memory: 3496kb
input:
2014
output:
62
result:
ok 1 number(s): "62"
Test #47:
score: 0
Accepted
time: 0ms
memory: 3416kb
input:
2015
output:
63
result:
ok 1 number(s): "63"
Test #48:
score: 0
Accepted
time: 0ms
memory: 3404kb
input:
2016
output:
62
result:
ok 1 number(s): "62"
Test #49:
score: 0
Accepted
time: 0ms
memory: 3448kb
input:
2017
output:
63
result:
ok 1 number(s): "63"
Test #50:
score: 0
Accepted
time: 1ms
memory: 3476kb
input:
2018
output:
63
result:
ok 1 number(s): "63"
Test #51:
score: 0
Accepted
time: 1ms
memory: 3496kb
input:
2019
output:
62
result:
ok 1 number(s): "62"
Test #52:
score: 0
Accepted
time: 0ms
memory: 3492kb
input:
2020
output:
63
result:
ok 1 number(s): "63"
Test #53:
score: 0
Accepted
time: 1ms
memory: 3500kb
input:
2021
output:
61
result:
ok 1 number(s): "61"
Test #54:
score: 0
Accepted
time: 0ms
memory: 3408kb
input:
2022
output:
63
result:
ok 1 number(s): "63"
Test #55:
score: 0
Accepted
time: 0ms
memory: 3504kb
input:
2024
output:
62
result:
ok 1 number(s): "62"
Test #56:
score: 0
Accepted
time: 0ms
memory: 3492kb
input:
2025
output:
62
result:
ok 1 number(s): "62"
Test #57:
score: 0
Accepted
time: 0ms
memory: 3400kb
input:
2026
output:
63
result:
ok 1 number(s): "63"
Test #58:
score: 0
Accepted
time: 1ms
memory: 3404kb
input:
2027
output:
61
result:
ok 1 number(s): "61"
Test #59:
score: 0
Accepted
time: 0ms
memory: 3504kb
input:
2028
output:
63
result:
ok 1 number(s): "63"
Test #60:
score: 0
Accepted
time: 0ms
memory: 3380kb
input:
2029
output:
63
result:
ok 1 number(s): "63"
Test #61:
score: 0
Accepted
time: 0ms
memory: 3412kb
input:
2030
output:
62
result:
ok 1 number(s): "62"
Test #62:
score: 0
Accepted
time: 0ms
memory: 3448kb
input:
2031
output:
62
result:
ok 1 number(s): "62"
Test #63:
score: 0
Accepted
time: 0ms
memory: 3404kb
input:
2032
output:
62
result:
ok 1 number(s): "62"
Test #64:
score: 0
Accepted
time: 1ms
memory: 3420kb
input:
2033
output:
63
result:
ok 1 number(s): "63"
Test #65:
score: 0
Accepted
time: 0ms
memory: 3388kb
input:
2034
output:
63
result:
ok 1 number(s): "63"
Test #66:
score: 0
Accepted
time: 0ms
memory: 3384kb
input:
2035
output:
63
result:
ok 1 number(s): "63"
Test #67:
score: 0
Accepted
time: 0ms
memory: 3452kb
input:
2036
output:
62
result:
ok 1 number(s): "62"
Test #68:
score: 0
Accepted
time: 0ms
memory: 3404kb
input:
2037
output:
63
result:
ok 1 number(s): "63"
Extra Test:
score: 0
Extra Test Passed