Решение задачи Array 89

#include <stdio.h>
int swap(float *f1, float *f2){
    *f1+=*f2;
    *f2=*f1-*f2;
    *f1=*f1-*f2;
    return 0;
}
 
int main(void)
{
    float a[10];
 
 
    int n;
    printf("N: ");
    scanf("%i",&n);
 
    int i;
    for (i=0; i<n; ++i){
        printf("a[%i] : ",i+1);
        scanf("%f",&a[i]);
    }
 
    for (i=n-2; i>=0; --i){
        if (a[i]<a[i+1]) {
            swap(&a[i], &a[i+1]);
        }
    }
 
    for (i=1; i<n; ++i){
        if (a[i-1]<a[i]) {
            swap(&a[i-1], &a[i]);
        }
    }
    printf("A: \n");
    for (i=0; i<n; ++i) printf("  %i: %f\n",i+1,a[i]);
 
    return 0;
}

import random

N = random.randrange(1,21)
##N = 1
##N = 15
a = [random.randrange(1,210) for i in range(N)]
a.sort()
K = random.randrange(0,N)
x = random.randrange(a[K],210)
a = a[:K] + [x] + a[K:]
##a = [7, 8, 20, 22, 30, 55, 79, 88, 116, 150, 161, 173, 179, 174, 197, 209]
##a = [6, 29, 39, 77, 80, 88, 201, 126, 145, 168, 173, 180, 193]
N = len(a)
print("N = ", N)
print("Array:\n",a)

K = 1
while K < N-1 and a[K-1] <= a[K] and a[K] <= a[K+1] :
    K += 1
print("K:",K)

x = a[K]
print("x:",x)

print("move")
while K < N-1 and x > a[K+1] :
    a[K] = a[K+1]
    K += 1
a[K] = x

print("Modified Array:\n",a)
									

program Array89;
var
  a : array[1..10] of Integer;
  N,i:Integer;
 
begin
  Write('N: ');
  Readln(N);
 
  Writeln('A: ');
  for i:=1 to N do
   begin
    write(i,' :');
    readln(a[i]);
   end;
 
  for i:=N-1 downto 1 do
   if a[i]<a[i+1] then
    begin
     a[i+1]:=a[i]+a[i+1];
     a[i]:=a[i+1]-a[i];
     a[i+1]:=a[i+1]-a[i];
    end;
 
   for i:=2 to N do
   if a[i-1]<a[i] then
    begin
     a[i-1]:=a[i]+a[i-1];
     a[i]:=a[i-1]-a[i];
     a[i-1]:=a[i-1]-a[i];
    end;
 
  for i:=1 to N do writeln(i,' :',a[i]);
end.