QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #493404 | #9158. 分数 | zwh2008# | 0 | 0ms | 0kb | C++14 | 706b | 2024-07-27 08:49:02 | 2024-07-27 08:49:03 |
answer
#include<bits/stdc++.h>
using namespace std;
using ll=long long;
bool ST;
const int N=1e7+5;
int n,m;
ll ans;
vector<int>c[N];
bool ED;
int main() {
freopen("ex_2.in","r",stdin);
freopen(".out","w",stdout);
ios::sync_with_stdio(0),cin.tie(0),cout.tie(0);
cerr<<"Memory: "<<(&ST-&ED)/1024.0/1024.0<<" MB\n";
cin>>n>>m,c[1].push_back(0);
if(n>m)swap(n,m);
for(int i=1;i<=n;i++) {
for(int j=i*2;j<=m;j+=i*2) {
for(int k:c[i])if(j+k<=m) {
ans+=1+(j+k<=n);
if((j+k)*2+i<=m)c[j+k].push_back(i);
}else break;
}c[i].clear(),c[i].shrink_to_fit();
}
cout<<ans<<'\n';
return 0;
}
Details
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Pretests
Pretest #1:
score: 0
Dangerous Syscalls
input:
99 99
output:
result:
Pretest #2:
score: 0
Dangerous Syscalls
input:
98 97
output:
result:
Pretest #3:
score: 0
Dangerous Syscalls
input:
99 96
output:
result:
Pretest #4:
score: 0
Dangerous Syscalls
input:
995 977
output:
result:
Pretest #5:
score: 0
Dangerous Syscalls
input:
991 990
output:
result:
Pretest #6:
score: 0
Dangerous Syscalls
input:
976 968
output:
result:
Pretest #7:
score: 0
Dangerous Syscalls
input:
7602 7864
output:
result:
Pretest #8:
score: 0
Dangerous Syscalls
input:
7959 7735
output:
result:
Pretest #9:
score: 0
Dangerous Syscalls
input:
7878 7863
output:
result:
Pretest #10:
score: 0
Dangerous Syscalls
input:
7788 7658
output:
result:
Pretest #11:
score: 0
Dangerous Syscalls
input:
95399 99767
output:
result:
Pretest #12:
score: 0
Dangerous Syscalls
input:
98051 99642
output:
result:
Pretest #13:
score: 0
Dangerous Syscalls
input:
95624 96007
output:
result:
Pretest #14:
score: 0
Dangerous Syscalls
input:
99208 98047
output:
result:
Pretest #15:
score: 0
Dangerous Syscalls
input:
997417 967722
output:
result:
Pretest #16:
score: 0
Dangerous Syscalls
input:
987807 956529
output:
result:
Pretest #17:
score: 0
Dangerous Syscalls
input:
971654 984345
output:
result:
Pretest #18:
score: 0
Dangerous Syscalls
input:
7892259 7983727
output:
result:
Pretest #19:
score: 0
Dangerous Syscalls
input:
7937869 29796968
output:
result:
Pretest #20:
score: 0
Dangerous Syscalls
input:
29717543 29510173
output:
result:
Final Tests
Test #1:
score: 0
Dangerous Syscalls
input:
96 98
output:
result:
Test #2:
score: 0
Dangerous Syscalls
input:
100 99
output:
result:
Test #3:
score: 0
Dangerous Syscalls
input:
99 99
output:
result:
Test #4:
score: 0
Dangerous Syscalls
input:
963 951
output:
result:
Test #5:
score: 0
Dangerous Syscalls
input:
958 974
output:
result:
Test #6:
score: 0
Dangerous Syscalls
input:
966 990
output:
result:
Test #7:
score: 0
Dangerous Syscalls
input:
7958 7947
output:
result:
Test #8:
score: 0
Dangerous Syscalls
input:
7623 7730
output:
result:
Test #9:
score: 0
Dangerous Syscalls
input:
7845 7783
output:
result:
Test #10:
score: 0
Dangerous Syscalls
input:
7881 7773
output:
result:
Test #11:
score: 0
Dangerous Syscalls
input:
99414 98698
output:
result:
Test #12:
score: 0
Dangerous Syscalls
input:
98249 96148
output:
result:
Test #13:
score: 0
Dangerous Syscalls
input:
99003 96832
output:
result:
Test #14:
score: 0
Dangerous Syscalls
input:
98266 96030
output:
result:
Test #15:
score: 0
Dangerous Syscalls
input:
968207 958885
output:
result:
Test #16:
score: 0
Dangerous Syscalls
input:
959846 998397
output:
result:
Test #17:
score: 0
Dangerous Syscalls
input:
965821 972280
output:
result:
Test #18:
score: 0
Dangerous Syscalls
input:
7855098 7962479
output:
result:
Test #19:
score: 0
Dangerous Syscalls
input:
7841076 29648718
output:
result:
Test #20:
score: 0
Dangerous Syscalls
input:
29365129 29012208