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AWS Cloud, Linux, MySQL, GIT
Training Batch 47
*Starts from* 15th sep 2021, 06:30PM IST
✅50 Day's Live Classes.
✅Full practical Oriented.
✅Doubt Classes.
✅What's Group for any question.
🔘 Mentor:- Vinay Sir ( 15 year of teaching Experience in AWS Cloud, MySQL, GIT, DSA, Algorithm )
* For Registration ping me at :
https://wa.me/message/VOHSGXEQ66NKB1
Actual fees Rs. 5000 INR
Discount 50% Rs. 2500 INR on Actual fees.(For this batch only)
And if you Register today itself
Price will be 1500 INR(After all discount)
🔰Websites: https://mtnptech.com
Support My Friend Recover From road Accident* My name is Narasimha and I am here to raise funds for my friend Abhiram who is 21 years old. Abhiram lives in Tanuku, Andhra Pradesh with us. Abhiram met with accident and his body got injured a few days back . Doctor asked us 3,00000(3 Lakhs) to do an operation. His family is so poor,His father is dead he has only mother. She arranged 1 Lakh and we are trying to raise fund for 2 lakhs. Please help him survive
Google pay: smoulinarasimha100@okicici
Phone pay: moulisimha@ibl
Please 🙏🙏🙏 help my friend for operation. 1rs doesn't matter to you but it will save his life donate as much as you can
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#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define MOD 998244353
#define add(x,y) ((x+y)%MOD)
#define mul(x,y) ((x*y)%MOD)
#define sub(x,y) ((MOD+x-y)%MOD)
ll fastpow(ll x, ll y){
ll temp = 1;
while(y){
if(y&1)
temp = mul(temp, x);
x = mul(x, x);
y>>=1;
}
return temp;
}
ll inv(ll x){
return fastpow(x,MOD-2);
}
ll frac[200100];
ll C(ll n, ll i){
return mul(frac[n], inv(mul(frac[i], frac[n-i])));
}
int main(){
ios::sync_with_stdio(0);
cin.tie(0);
cout.tie(0);
int n,k;
cin>>n>>k;
if(k>=n){
cout<<0<<endl;
return 0;
}
ll ans = 0;
frac[0] = 1;
for(int i=1;i<=n;++i){
frac[i] = mul(i, frac[i-1]);
}
for(int i=0;i<=n-k;++i){
ll temp = mul(C(n-k,i), fastpow(n-k-i,n));
if(i&1)
ans = sub(ans, temp);
else
ans = add(ans,temp);
}
ans = mul(ans, C(n, n-k));
if(k)
ans = mul(ans, 2);
cout<<ans<<endl;
}
CHESS GAME CODE
Telegram - https://t.me/Coding_solution_0
Hi Sandy , Welcome to this Community for 2022 Batch Daily Off Campus Jobs Updates join this channel ✅
👇👇
@offcampusjobs_0
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