sieve of Eratosthenes - C
#Include <cstdio> #include "simpio.h" #include "strlib.h" #include <iostream> using namespace std; int main() { bool is_prime[300]; int num[300]; int i, n; printf("This program prints all prime numbers from 1 to 300.\n"); // Identifing the numbers for (i = 0; i<=300; i++) { is_prime[i] = true; num[i] = i; } is_prime[0] = false; is_prime[1] = false; //Identifing the non prime for(i = 1; i<=300; i++) { for(n = i; n<=300;) { is_prime[n] = false; n = n*2; } } //Displaying numbers for(n = 0; n<=300; n++) { if (is_prime[n] == true) { printf("%d\n",num[n]); } } //Pausing program system("pause"); } #include <cstdio> #include "simpio.h" #include "strlib.h" #include <iostream> using namespace std; int main() { bool is_prime[300]; int num[300]; int i, n; printf("This program prints all prime numbers from 1 to 300.\n"); // Identifing the numbers for (i = 0; i<=300; i++) { is_prime[i] = true; num[i] = i; } is_prime[0] = false; is_prime[1] = false; //Identifing the non prime for(i = 1; i<=300; i++) { for(n = i; n<=300;) { is_prime[n] = false; n = n*2; } } //Displaying numbers for(n = 0; n<=300; n++) { if (is_prime[n] == true) { printf("%d\n",num[n]); } } //Pausing program system("pause"); } #include <stdio.h> #include <stdlib.h> #include <conio.h> //************************************************* //skips even numbers and only checks squared values //reduces the loop size runtime //************************************************* int IsPrime(long number); int main(int argc, char *argv[]){ long n; printf("Enter number to check for primality:"); scanf("%ld",&n); if(IsPrime(n)) { printf("Number is a prime\n"); } else { printf("Number is not a prime\n"); } int c; printf("Press any key to continue.
Sieve Of Eratosthenes In C Code - Bookshelf
Data-parallel programming on MIMD computers
Figure 6.27 contains a C program implementing the Sieve of Eratosthenes with this improvement. As always, the first step in our transformation of the C ...Communicating process architectures 2004 : WoTUG-27 : proceedings of the 27th WoTUG Technical Meeting, 5-8 September 2004, Oxford Brookes University, United Kingdom
4.4 Sieve of Eratosthenes in Hardware The second Handel-C program that was taken to the FPGA stage was the sieve of Eratosthenes. The same steps were taken ...The Math Book, From Pythagoras to the 57th Dimension, 250 Milestones in the History of Mathematics
Sieve of Eratosthenes Eratosthenes (c. 276 BC-c. 194 BC) A prime number is a number larger than 1, such as 5 or 1 3, that is divisible only by itself or 1 . ...InfoWorld
Benchmarks like the "Sieve of Eratosthenes" run 200 times faster than FoxPro ... Clarion Sieve of Eratosthenes Borland C 7.7 seconds Clipper 23.2 minutes J ...Microsoft Visual Basic 6.0 developer's workshop
For example, to retrieve bit number 542 from a byte array, the C code in the ... Generating a Table of Prime Numbers (Sieve of Eratosthenes) A practical use ...Web Information Directory
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Source code to implement the sieve of Eratosthenes in C code (any version of C)
Sieve of Eratosthenes - Wikipedia, the free encyclopedia
Sieve of Eratosthenes: algorithm steps for primes below 120 (including ... In mathematics, the Sieve of Eratosthenes (Greek: κόσκινον Ἐρατοσθένους) is a simple, ...
The Prime Page's Links++: programs/sieves/Eratosthenes
Source code to implement the sieve of Eratosthenes in C code (any version of C) ... Colored JavaScript version - A JavaScript that shows the sieve of Eratosthenes. ...
Talk:Sieve of Eratosthenes - Wikipedia, the free encyclopedia
Sieve of Eratosthenes in C (http://www.dreamincode.net/code/snippet3315.htm) ... This code means that it is possible to run the Sieve of Eratosthenes in sub ...
Sieve of Eratosthenes (Haskell) - LiteratePrograms
The Sieve of Eratosthenes is an algorithm for rapidly locating all ... The sieve function in the where-clause takes a single list of integers as its ...