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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 |
---|---|---|---|---|---|---|---|---|---|
#91107 | #4900. 数列重排 | xyw | 10 | 24ms | 12464kb | C++14 | 1.3kb | 2023-03-27 12:30:20 | 2023-03-27 12:30:21 |
Judging History
answer
#include<bits/stdc++.h>
#define ll long long
using namespace std;
const int _=1e7+7,mod=998244353;
int m,l,r,X,n,pw[_],ans[_],res,Sum[_];
char s[_];
ll calc(int i,int j,int s0,int s1){
int mid=j/2,P=s1-j;ll S=0,SS=0;
S+=(ll)mid*(s0-i+1)+(ll)(j-mid)*(s0-i+1);
SS+=(ll)mid*(s1-mid)+(ll)(j-mid)*(s1-(j-mid));
mid=P/(s0/i-1);int sb=P-(s0/i-1)*mid,sa=(s0/i-1)-sb;
S+=(ll)sa*mid*(s0-2*i+2)+(ll)sb*(mid+1)*(s0-2*i+2);
SS+=(ll)sa*mid*(s1-mid)+(ll)sb*(mid+1)*(s1-(mid+1));
return S+SS/2;
}
void solve(){
for(int i=l;i<=r;i++){
if(i==0||m==1){res^=pw[i]*((ll)(n+1)*n/2%mod)%mod;continue;}
int s0=Sum[i-1],s1,sum=0;
s1=n-s0;sum=((ll)s0*(s0+1)/2-((2ll*s0-i+2)*(i-1)/2))%mod;
if(s0/i>1){
int x=2*i,qqq=s1-2*i;
x+=qqq/(s0/i+1)*2;
if(s1<2*i)x=s1;
sum=(sum+calc(i,x,s0,s1))%mod;
printf("%d",sum);
}else {
int mid=s1/2;ll S=0,SS=0;
S+=(ll)mid*(s0-i+1);
SS+=(ll)mid*(s1-mid);
S+=(ll)(s1-mid)*(s0-i+1);
SS+=(ll)(s1-mid)*(s1-(s1-mid));
sum=(sum+S+SS/2)%mod;
}
res^=((ll)pw[i]*sum%mod);
}
printf("%d\n",res);
}
int main(){
scanf("%d%d%d%d",&m,&l,&r,&X);
scanf("%s",s);pw[0]=1;
for(int i=1;i<=m;i++)
pw[i]=(ll)pw[i-1]*233%mod;
Sum[0]=X+s[0]-'0';
for(int i=1;i<m;i++)
Sum[i]=Sum[i-1]+X+s[i]-'0';
n=X*m;
for(int i=0;i<m;i++)n+=s[i]-'0';
solve();
return 0;
}
详细
Subtask #1:
score: 0
Wrong Answer
Test #1:
score: 0
Wrong Answer
time: 2ms
memory: 3636kb
input:
2 0 2 2 01
output:
1210541257
result:
wrong answer 1st numbers differ - expected: '541257', found: '1210541257'
Subtask #2:
score: 0
Skipped
Dependency #1:
0%
Subtask #3:
score: 0
Skipped
Dependency #2:
0%
Subtask #4:
score: 0
Wrong Answer
Test #14:
score: 0
Wrong Answer
time: 0ms
memory: 3524kb
input:
2 0 1 114514 10
output:
272788243934764137
result:
wrong answer 1st numbers differ - expected: '934764137', found: '272788243934764137'
Subtask #5:
score: 0
Wrong Answer
Test #17:
score: 0
Wrong Answer
time: 9ms
memory: 12252kb
input:
1000000 1000000 1000000 928 01100010010000000101111110001111011101111000011110100101011110011001001000011000110101101100111110000100101010111001111100010011100110000000111110110100001100000000011101100001010001010000010000001001000110011111010101111100001001110110010100000011000010010001111010011100...
output:
375898332437299311
result:
wrong answer 1st numbers differ - expected: '437299311', found: '375898332437299311'
Subtask #6:
score: 10
Accepted
Test #19:
score: 10
Accepted
time: 24ms
memory: 12460kb
input:
1000000 0 1000000 1 0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
output:
852768823
result:
ok 1 number(s): "852768823"
Test #20:
score: 0
Accepted
time: 14ms
memory: 12464kb
input:
1000000 0 1000000 1 0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
output:
852768823
result:
ok 1 number(s): "852768823"
Subtask #7:
score: 0
Wrong Answer
Test #21:
score: 0
Wrong Answer
time: 11ms
memory: 12276kb
input:
1000000 0 9823 627 01110001011101001100010011100101001011000011011110001101010000000101010111110111110010010001110100101001111000111100011101111001000000100111000010010100010101110110111110100010101010001110111001100011010001111000101010000110010010101110101010111110110001110111111000001110000110011...
output:
592990889965734414340234213712978992864808424582276728299751292044780635762267749489753153234801306962299256973679144248784081424031318774906056050199093325554730676617567852178352033665424789730796547219170060982542818928915577501290092348661852972353698704081309517798934561544114385261751978979395...
result:
wrong output format Expected integer, but "592990889965734414340234213712...4178109140444487042510383638431" found
Subtask #8:
score: 0
Skipped
Dependency #1:
0%
Subtask #9:
score: 0
Skipped
Dependency #1:
0%