chamons

#include <stdio.h>
int main ()
{
	int t = 0;
	int i = 10000;
	while (i > 0) {
		t +=i;
		i--;
	}
	printf ("%d\n", t);

chamons

#include <stdio.h>
int main ()
{
	int t = 0;
	for (int i = 0 ; i <= 10000 ; ++i)
		t +=i;
	printf ("%d\n", t);
	return 0;
}