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EXPTREE (JULY 17) [CPP] #197
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cbd1add
Addded EXPTREE in CPP
NishantTanwar 29e4183
Addded EXPTREE in CPP
NishantTanwar 9b2c098
Updated JULY.md with EXPTREE in cpp
NishantTanwar 3538411
Added proper spaces in EXPTREE.cpp
NishantTanwar 00a5807
Updated EXPTREE.cpp
NishantTanwar 972d4c1
Updated EXPTREE.cpp
NishantTanwar 2a7e472
Updated EXPTREE.cpp
NishantTanwar e288bf6
Updated EXPTREE.cpp
NishantTanwar 51409be
Updated EXPTREE.cpp
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,68 @@ | ||
| // BY: _nishant0208_ | ||
| #include <bits/stdc++.h> | ||
| #include <algorithm> | ||
| using namespace std; | ||
| typedef long long ll; | ||
| #define MAX1 1000000007 | ||
| #define MAX2 1000000009 | ||
| #define MAX 100001 | ||
| //code for EXPTREE | ||
| ll MOD; | ||
| ll exponent(ll, ll); | ||
| ll modinverse(ll); | ||
| int main() | ||
| { | ||
| ll t; | ||
| cin>>t; | ||
| while(t--) | ||
| { | ||
| ll n; | ||
| cin>>n; | ||
| n--; | ||
| ll x, y, temp1, temp2; | ||
| MOD = MAX1; | ||
| x = ((n % MOD) * ((n+1) % MOD)) % MOD; | ||
| y = (2*((2*n-1) % MOD)) % MOD; | ||
| if(x % 2 == 0 && y % 2 == 0) | ||
| { | ||
| x /= 2; | ||
| y /= 2; | ||
| } | ||
| if(x % 3 == 0 && y % 3 == 0) | ||
| { | ||
| x /= 3; | ||
| y /= 3; | ||
| } | ||
| temp1=((x % MOD)*(modinverse(y))) % MOD; | ||
| MOD = MAX2; | ||
| x = ((n % MOD) * ((n+1) % MOD)) % MOD; | ||
| y = (2*((2*n-1) % MOD)) % MOD; | ||
| if(x % 2 == 0 && y % 2 == 0) | ||
| { | ||
| x /= 2; | ||
| y /= 2; | ||
| } | ||
| if(x % 3 == 0 && y % 3 == 0) | ||
| { | ||
| x /= 3; | ||
| y /= 3; | ||
| } | ||
| temp2=((x % MOD)*(modinverse(y))) % MOD; | ||
| cout<<temp1<<" "<<temp2<<"\n"; | ||
| } | ||
| return 0; | ||
| } | ||
|
|
||
| ll exponent(ll a, ll b) | ||
| { | ||
| if(b == 0) | ||
| return 1; | ||
| ll temp = (exponent(a, b/2)) % MOD; | ||
| temp = (temp*temp) % MOD; | ||
| return (b % 2 == 0)? temp : ((a % MOD)*temp) % MOD; | ||
| } | ||
|
|
||
| ll modinverse(ll val) | ||
| { | ||
| return exponent(val, MOD-2); | ||
| } | ||
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Add a new line at end.
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After which line number?
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at the end of file.