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08 done in CPP #208

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c69d874
Create 17-Vishal.cpp
17-Vishal Oct 27, 2020
cb6f44f
Update README.md
17-Vishal Oct 27, 2020
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28 changes: 28 additions & 0 deletions CPP/08.Largest_product_in_a_series/17-Vishal.cpp
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//Euler 08

#include <bits/stdc++.h>
using namespace std;

int main()
{
unsigned long int sum, large =0;
char num[]="7316717653133062491922511967442657474235534919493496983520312774506326239578318016984801869478851843858615607891129494954595017379583319528532088055111254069874715852386305071569329096329522744304355766896648950445244523161731856403098711121722383113622298934233803081353362766142828064444866452387493035890729629049156044077239071381051585930796086670172427121883998797908792274921901699720888093776657273330010533678812202354218097512545405947522435258490771167055601360483958644670632441572215539753697817977846174064955149290862569321978468622482839722413756570560574902614079729686524145351004748216637048440319989000889524345065854122758866688116427171479924442928230863465674813919123162824586178664583591245665294765456828489128831426076900422421902267105562632111110937054421750694165896040807198403850962455444362981230987879927244284909188845801561660979191338754992005240636899125607176060588611646710940507754100225698315520005593572972571636269561882670428252483600823257530420752963450";

for(int i=0; i<=999-12;++i) //iterates from the beginning of the number to the end
{
sum=1;

for(int j=i;j<i+13;++j) // finds the product of the digits
{ int temp=num[j]-48; // 48 subtracted from num[j] to convert it from ASCII to decimal
sum*=temp;
}
cout<<"SUM "<<i<<":"<<sum<<endl;
if(sum>large)
large=sum;

}

cout<<"The required number is: " << large;

return 0;
}
2 changes: 1 addition & 1 deletion README.md
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Expand Up @@ -37,7 +37,7 @@ Happy Contributing! 😃
| 05 | [Smallest multiple](https://projecteuler.net/problem=5) | :white_check_mark: | | | :white_check_mark: | | | | | :white_check_mark: | | | |
| 06 | [Sum square difference](https://projecteuler.net/problem=6) | :white_check_mark: | :white_check_mark: | | :white_check_mark: | | :white_check_mark: | :white_check_mark: | | :white_check_mark: | | | |
| 07 | [10001st prime](https://projecteuler.net/problem=7) | :white_check_mark: | | | :white_check_mark: | | :white_check_mark: | :white_check_mark: | | | | | |
| 08 | [Largest product in a series](https://projecteuler.net/problem=8) | | | | :white_check_mark: | | | | | | | | |
| 08 | [Largest product in a series](https://projecteuler.net/problem=8) | | | | :white_check_mark: | | :white_check_mark: | | | | | | |
| 09 | [Special Pythagorean triplet](https://projecteuler.net/problem=9) | :white_check_mark: | | | :white_check_mark: | | | | | | | | |
| 10 | [Summation of primes](https://projecteuler.net/problem=10) | | | | :white_check_mark: | | | :white_check_mark: | | | | | |
| 11 | [Largest product in a grid](https://projecteuler.net/problem=11) | | | | :white_check_mark: | | | :white_check_mark: | | | | | |
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