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#include <stdio.h> int main(void) { int i,j,n,ind; n=1000; char a[n+1]; for (i=1; i<=n; i++) a[i]=1; for(i=1;2*i*(i+1)<n;i++) for(j=i;ind=2*i*j+i+j,ind<=n;j++) a[ind]=0; for(i=1;i<=n;i++) if(a[i]) printf("%d ",2*i+1); return 0; }

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