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code2.txt
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72 lines (59 loc) · 1.3 KB
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#include <iostream>
#include <stdio.h>
using namespace std;
#define lli long long int
lli sum1;
lli sum2;
void combinationUtil(int arr[], int n, int r,
int index, int data[], int i);
void printCombination(int arr[], int n, int r)
{
int data[r];
sum1=0;
combinationUtil(arr, n, r, 0, data, 0);
}
void combinationUtil(int arr[], int n, int r, int index,
int data[], int i)
{
if (index == r) {
sum2=data[0];
for (int j = 1; j < r; j++)
sum2=sum2^data[j];
sum1+=sum2;
return;
}
if (i >= n)
return;
data[index] = arr[i];
combinationUtil(arr, n, r, index + 1, data, i + 1);
combinationUtil(arr, n, r, index, data, i + 1);
}
int main() {
int N;
cin>>N;
int num[N];
lli sumin=0;
for(int i=0;i<N;i++){
cin>>num[i];
sumin+=num[i];
}
lli finalsum;
int Q,M;
cin>>Q;
while(Q--){
cin>>M;
finalsum=0;
if(M!=1){
for(int i=2; i<=M;i++){
printCombination(num,N,i);
finalsum+=sum1;
}
finalsum+=sumin;
}
else {
finalsum=sumin;
}
cout << finalsum%998244353 <<endl;
}
return 0;
}