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 |
|---|---|---|---|---|---|---|---|---|---|
| #302191 | #5038. City | LittleXi# | AC ✓ | 2ms | 3604kb | C++17 | 462b | 2024-01-10 17:19:34 | 2024-01-10 17:19:35 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
int main()
{
int n,m; cin >> n >> m;
int cnt[2][2] = {0};
for(int i = 0; i <= n; ++i)
{
for(int j = 0; j <= m; ++j)
{
cnt[i&1][j&1]++;
}
}
long long ans = 0;
for(int i = 0; i < 2; ++i)
{
for(int j = 0; j < 2; ++j)
{
ans += 1ll * cnt[i][j] * (cnt[i][j] - 1) / 2;
}
}
cout << ans;
}
詳細信息
Test #1:
score: 100
Accepted
time: 0ms
memory: 3592kb
input:
1 1
output:
0
result:
ok 1 number(s): "0"
Test #2:
score: 0
Accepted
time: 0ms
memory: 3364kb
input:
2 3
output:
14
result:
ok 1 number(s): "14"
Test #3:
score: 0
Accepted
time: 0ms
memory: 3380kb
input:
252 139
output:
156806790
result:
ok 1 number(s): "156806790"
Test #4:
score: 0
Accepted
time: 1ms
memory: 3604kb
input:
96 859
output:
869912790
result:
ok 1 number(s): "869912790"
Test #5:
score: 0
Accepted
time: 1ms
memory: 3600kb
input:
237 987
output:
6911470020
result:
ok 1 number(s): "6911470020"
Test #6:
score: 0
Accepted
time: 1ms
memory: 3368kb
input:
81 411
output:
142652940
result:
ok 1 number(s): "142652940"
Test #7:
score: 0
Accepted
time: 0ms
memory: 3364kb
input:
221 539
output:
1796341860
result:
ok 1 number(s): "1796341860"
Test #8:
score: 0
Accepted
time: 1ms
memory: 3368kb
input:
770 259
output:
5022934670
result:
ok 1 number(s): "5022934670"
Test #9:
score: 0
Accepted
time: 1ms
memory: 3476kb
input:
422 387
output:
3367022678
result:
ok 1 number(s): "3367022678"
Test #10:
score: 0
Accepted
time: 0ms
memory: 3364kb
input:
563 515
output:
10586725560
result:
ok 1 number(s): "10586725560"
Test #11:
score: 0
Accepted
time: 1ms
memory: 3360kb
input:
407 939
output:
18385757040
result:
ok 1 number(s): "18385757040"
Test #12:
score: 0
Accepted
time: 0ms
memory: 3360kb
input:
518 518
output:
9069351200
result:
ok 1 number(s): "9069351200"
Test #13:
score: 0
Accepted
time: 1ms
memory: 3424kb
input:
171 646
output:
1547964138
result:
ok 1 number(s): "1547964138"
Test #14:
score: 0
Accepted
time: 0ms
memory: 3424kb
input:
311 70
output:
61339980
result:
ok 1 number(s): "61339980"
Test #15:
score: 0
Accepted
time: 1ms
memory: 3372kb
input:
155 494
output:
745330482
result:
ok 1 number(s): "745330482"
Test #16:
score: 0
Accepted
time: 1ms
memory: 3552kb
input:
704 918
output:
52470835129
result:
ok 1 number(s): "52470835129"
Test #17:
score: 0
Accepted
time: 0ms
memory: 3340kb
input:
844 46
output:
197229825
result:
ok 1 number(s): "197229825"
Test #18:
score: 0
Accepted
time: 1ms
memory: 3600kb
input:
688 174
output:
1817294209
result:
ok 1 number(s): "1817294209"
Test #19:
score: 0
Accepted
time: 1ms
memory: 3596kb
input:
637 894
output:
40756317888
result:
ok 1 number(s): "40756317888"
Test #20:
score: 0
Accepted
time: 0ms
memory: 3428kb
input:
481 22
output:
15385922
result:
ok 1 number(s): "15385922"
Test #21:
score: 0
Accepted
time: 0ms
memory: 3524kb
input:
1 2
output:
2
result:
ok 1 number(s): "2"
Test #22:
score: 0
Accepted
time: 1ms
memory: 3428kb
input:
1 1000
output:
500000
result:
ok 1 number(s): "500000"
Test #23:
score: 0
Accepted
time: 2ms
memory: 3372kb
input:
1000 1000
output:
125500500000
result:
ok 1 number(s): "125500500000"
Test #24:
score: 0
Accepted
time: 1ms
memory: 3392kb
input:
999 1000
output:
125249749500
result:
ok 1 number(s): "125249749500"
Test #25:
score: 0
Accepted
time: 2ms
memory: 3356kb
input:
1000 999
output:
125249749500
result:
ok 1 number(s): "125249749500"
Test #26:
score: 0
Accepted
time: 2ms
memory: 3476kb
input:
999 999
output:
124999500000
result:
ok 1 number(s): "124999500000"
Test #27:
score: 0
Accepted
time: 0ms
memory: 3556kb
input:
998 999
output:
124749750500
result:
ok 1 number(s): "124749750500"
Test #28:
score: 0
Accepted
time: 0ms
memory: 3360kb
input:
2 1
output:
2
result:
ok 1 number(s): "2"
Test #29:
score: 0
Accepted
time: 0ms
memory: 3604kb
input:
2 2
output:
8
result:
ok 1 number(s): "8"
Test #30:
score: 0
Accepted
time: 0ms
memory: 3476kb
input:
2 1000
output:
1251001
result:
ok 1 number(s): "1251001"