// A degenerate client of the accumulator
// Also the left member of the coroutine
#include <stdio.h>
#include "x.h"
int main(){
// I want an accumulator:
printf("zeroth val = %d\n", begin(11));
for(int j=0; j<10; ++j) printf("%d %d\n", j, PutGetL(j));
// Sometime I will tear it down.
return 0;}