Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

Sum of ap #3125

Open
wants to merge 2 commits into
base: master
Choose a base branch
from
Open

Sum of ap #3125

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
cc0fca2
Sum Of Ap by using formula for O(1) time complexity
xandersavvy Mar 30, 2022
631f4c0
Sum Of AP using formula for O(1) complexity
xandersavvy Mar 30, 2022
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
15 changes: 8 additions & 7 deletions Arithmetic_Progression/Arithmetic_Progression.c
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,13 +13,14 @@
// To find sum of the arithmetic progression
int SumOfAP(int a, int d, int n)
{
int sum = 0;
for (int i = 0; i < n; i++)
{
sum = sum + a;
a = a + d;
}
return sum;
// int sum = 0;
// for (int i = 0; i < n; i++)
// {
// sum = sum + a;
// a = a + d;
// }
// return sum;
return (n/2)*(2*a+((n-1)*d));
}

int main() {
Expand Down
15 changes: 8 additions & 7 deletions Arithmetic_Progression/Arithmetic_Progression.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -14,13 +14,14 @@ using namespace std;
// To find sum of the arithmetic progression
int SumOfAP (int a, int d, int n)
{
int sum = 0;
for (int i = 0; i < n; i++)
{
sum = sum + a;
a = a + d;
}
return sum;
// int sum = 0;
// for (int i = 0; i < n; i++)
// {
// sum = sum + a;
// a = a + d;
// }
// return sum;
return (n/2)*(2*a+((n-1)*d));
}

int main() {
Expand Down
13 changes: 7 additions & 6 deletions Arithmetic_Progression/Arithmetic_Progression.go
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -14,12 +14,13 @@ import (
)

func SumOfAP(a int, d int, n int) int {
var sum = 0
for i := 0; i < n; i++ {
sum = sum + a
a = a + d
}
return sum
// var sum = 0
// for i := 0; i < n; i++ {
// sum = sum + a
// a = a + d
// }
// return sum
return (n/2)*(2*a+((n-1)*d));
}

func main() {
Expand Down
15 changes: 8 additions & 7 deletions Arithmetic_Progression/Arithmetic_Progression.java
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -12,13 +12,14 @@ The nth term of an A.P. is defined as (a + (n - 1)*d)

class Arithmetic_Progression {
static int SumOfAP(int a, int d, int n) {
int sum = 0;
for (int i = 0; i < n; i++)
{
sum = sum + a;
a = a + d;
}
return sum;
// int sum = 0;
// for (int i = 0; i < n; i++)
// {
// sum = sum + a;
// a = a + d;
// }
// return sum;
return (n/2)*(2*a+((n-1)*d));
}

public static void main(String args[]) {
Expand Down