QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #559222 | #9255. Python Program | yhddd | WA | 3ms | 3872kb | C++20 | 1.9kb | 2024-09-11 20:54:04 | 2024-09-11 20:54:08 |
Judging History
answer
#include<bits/stdc++.h>
#define int long long
#define mod 998244353ll
#define pii pair<int,int>
#define fi first
#define se second
#define mems(x,y) memset(x,y,sizeof(x))
#define pb push_back
using namespace std;
const int maxn=200010;
const int inf=1e18;
char ch;
inline int read(){
int x=0,f=1;ch=getchar();
while(ch<'0'||ch>'9'){if(ch=='-')f=-1;ch=getchar();}
while(ch>='0'&&ch<='9'){x=(x<<3)+(x<<1)+(ch-48);ch=getchar();}
return x*f;
}
bool Mbe;
int ans;
char s[maxn];
int a,b,c=1,d,e,f=1;
bool fld,fle;
void work(){
scanf("%s",s+1);
a=read(),b=read();
if(ch==',')c=read();
ch=getchar();while(ch!='(')ch=getchar();
ch=getchar();
if((ch>='0'&&ch<='9')||ch=='-'){
if(ch=='-')d=-read();
else{
while(ch>='0'&&ch<='9'){d=d*10+(ch-48);ch=getchar();}
}
}
else fld=1;
while(ch!=',')ch=getchar();
ch=getchar();
if((ch>='0'&&ch<='9')||ch=='-'){
if(ch=='-')e=-read();
else{
while(ch>='0'&&ch<='9'){e=e*10+(ch-48);ch=getchar();}
}
}
else fle=1;
while(ch!=','&&ch!=')')ch=getchar();
if(ch==',')f=read();
// cout<<a<<" "<<b<<" "<<c<<" "<<d<<" "<<e<<" "<<f<<"\n";
// cout<<fld<<" "<<fle<<"\n";
if(fld&&fle){puts("0");return ;}
if(c>0){
for(int i=a;i<b;i+=c){
if(fld)d=i;
if(fle)e=i;
if(f>0){
int len=(e-d+f-1)/f;
ans+=d*len+len*(len-1)/2*f;
}
else{
f=-f;
int len=(d-e+f-1)/f;
ans+=d*len-len*(len-1)/2*f;
f=-f;
}
}
}
else{
for(int i=a;i>b;i+=c){
if(fld)d=i;
if(fle)e=i;
if(f>0){
int len=(e-d+f-1)/f;
ans+=d*len+len*(len-1)/2*f;
}
else{
f=-f;
int len=(d-e+f-1)/f;
ans+=d*len-len*(len-1)/2*f;
f=-f;
}
}
}
printf("%lld\n",ans);
}
// \
444
bool Med;
int T;
signed main(){
// freopen(".in","r",stdin);
// freopen(".out","w",stdout);
// ios::sync_with_stdio(0);
// cin.tie(0);cout.tie(0);
// cerr<<(&Mbe-&Med)/1048576.0<<" MB\n";
T=1;
while(T--)work();
}
Details
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Test #1:
score: 100
Accepted
time: 0ms
memory: 3792kb
input:
ans=0
for a in range(1,3):
for b in range(5,1,-2):
ans+=b
print(ans)
output:
16
result:
ok single line: '16'
Test #2:
score: 0
Accepted
time: 0ms
memory: 3872kb
input:
ans=0
for q in range(100,50,-1):
for i in range(q,77,20):
ans+=i
print(ans)
output:
2092
result:
ok single line: '2092'
Test #3:
score: 0
Accepted
time: 3ms
memory: 3724kb
input:
ans=0
for i in range(1,1000000):
for j in range(i,1,-1):
ans+=j
print(ans)
output:
166666666665500001
result:
ok single line: '166666666665500001'
Test #4:
score: 0
Accepted
time: 1ms
memory: 3852kb
input:
ans=0
for i in range(31,321983,2):
for j in range(313,382193):
ans+=j
print(ans)
output:
11756963404587200
result:
ok single line: '11756963404587200'
Test #5:
score: -100
Wrong Answer
time: 3ms
memory: 3820kb
input:
ans=0
for i in range(1,1000000):
for j in range(i,114514,-1):
ans+=j
print(ans)
output:
160109887868285355
result:
wrong answer 1st lines differ - expected: '160610445975856765', found: '160109887868285355'