【链表】URAL 1579 Coat Transportation

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题意：一个不递减的序列，一次能选取相差大于R的数列，要求最少次数选完所以的数。

并输出。

#include <cstdio>#include <cstring>#include <cstdlib>#include <string>#include <iostream>#include <algorithm>#include <sstream>#include <cmath>using namespace std;#include <queue>#include <stack>#include <set>#include <vector>#include <deque>#include <map>#define cler(arr, val)    memset(arr, val, sizeof(arr))typedef long long  LL;const int MAXN = 120000;const int MAXM = 140000;const int INF = 0x3f3f3f3f;const int mod = 1000000007;#define lson l,m,rt<<1#define rson m+1n 0;,r,rt<<1|1int head[MAXN],q[MAXN];struct node{    int next,a;}edge[MAXN];int main(){    int n,r,top=0;    cler(edge,-1);    cin>>n>>r>>edge[0].a;    edge[0].next=-1;    for(int i=1;i<n;i++)    {        cin>>edge[i].a;        if(edge[i].a>edge[top].a+r)        {            edge[i].next=top;            top++;        }    }    printf("%d\n",n-top);    for(int i=top;i<n;i++)    {        int k=0;        for(int j=i;~j;j=edge[j].next)        {            q[k++]=j+1;        }        cout<<k;        for(int j=k-1;j>=0;j--)            printf(" %d",q[j]);        printf("\n");    }    return 0;}

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