captainsafia

sum=0
for x in range (0,1000):
 if x%3==0 or x%5==0: sum+=x
print sum

captainsafia

(define sum 0)
(define (3or5 start limit inc)
   (if (< start limit)
      (begin
         (if (= (remainder start 3) 0) (set! sum (+ sum start)) (if (= (remainder start 5) 0) (set! sum (+ sum start))))
         (3or5 (+ start inc) limit inc))) sum)
 
(print (3or5 0 1000 1))

captainsafia

x,y,n,total=0,1,0,0
while n<=4000000:
 n=x+y
 x=y
 y=n
 if n%2==0:
  total+=n
print total

captainsafia

(define x 0)
(define y 1)
(define n 0)
(define sum 0)
(define (evenfibsum)
 (set! n (+ x y))
 (set! x y)
 (set! y n)
 (if (= (modulo n 2) 0) (set! sum (+ sum n)))
 (if (<= n 4000000) (evenfibsum)) sum)

captainsafia

#include "queue.h"

void init(int *head, int *tail) {
     *head = *tail = 0;
}

void push(int *q,int *tail, int element) {	
    q[(*tail)++] = element;
}

captainsafia

void push(int *q, int *tail, int element);
int pop(int *q, int *head);
int empty(int head, int tail);
void init(int *head, int *tail);

captainsafia

#include <stdio.h>
#include <stdlib.h>
#include "queue.h"

int main(int argc, char const *argv[])
{
  int head,tail,element;

  int queue[4];

captainsafia

num_word_dict={1:len("one"),2:len("two"),3:len("three"),
4:len("four"),5:len("five"), 6:len("six"),7:len("seven"),
8:len("eight"),9:len("nine"),10:len("ten"),11:len("eleven"),
12:len("twelve"),13:len("thirteen"),14:len("fourteen"),
15:len("fifteen"),16:len("sixteen"),17:len("seventeen"),
18:len("eighteen"),19:len("nineteen"),20:len("twenty"),
30:len("thirty"),40:len("fourty"),50:len("fifty"),
60:len("sixty"),70:len("seventy"),80:len("eighty"),
90:len("ninety"),100:len("onehundred"),200:len("twohundred"),
300:len("threehundred"),400:len("fourhundred"),

captainsafia

def paths(n):
	p=1
	for x in xrange(1, n+1): p=p*x
	return p

print paths(40)/paths(20)/paths(20)

captainsafia

tri_num=[
 [75],
 [95, 64],
 [17, 47, 82],
 [18, 35, 87, 10],
 [20, 04, 82, 47, 65],
 [19, 01, 23, 75, 03, 34],
 [88, 02, 77, 73, 07, 63, 67],
 [99, 65, 04, 28, 06, 16, 70, 92],
 [41, 41, 26, 56, 83, 40, 80, 70, 33],