http://poj.org/problem?id=1147 #include"stdio.h" int a[3001]; int next[3001]; int main() { int n,i,j,k=0; scanf("%d",&n); for(i=1;i<=n;i++) { scanf("%d",&a[i]); if(!a[i])k++; } j=1; k++; for(i=1;i<=n;i++) if(a[i]) { next[k]=i; k++; } else { next[j]=i; j++; } k=1; for(i=1;i<=n;i++) { k=next[k]; printf("%d ",a[k]); } return 0; }
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