【HDU】4107 Gangster

#include<cstdio>
#include<cstring>
#define MAXN 200010
int big[MAXN<<2],small[MAXN<<2],lazy[MAXN<<2];
int n,m,p;
inline int MIN(int x,int y)
{
    return x>y?y:x;
}
inline int MAX(int x,int y)
{
    return x>y?x:y;
}
inline void PushUp(int rt)
{
    big[rt]=MAX(big[rt<<1],big[rt<<1|1]);
    small[rt]=MIN(small[rt<<1],small[rt<<1|1]);
}
void Build(int L,int R,int rt)
{
    big[rt]=small[rt]=lazy[rt]=0;
    if(L!=R)
    {
        int mid=(L+R)>>1;
        Build(L,mid,rt<<1);
        Build(mid+1,R,rt<<1|1);
    }
}
void PushDown(int rt)
{
    if(lazy[rt])
    {
        big[rt<<1]+=lazy[rt];
        big[rt<<1|1]+=lazy[rt];
        small[rt<<1]+=lazy[rt];
        small[rt<<1|1]+=lazy[rt];
        lazy[rt<<1]+=lazy[rt];
        lazy[rt<<1|1]+=lazy[rt];
        lazy[rt]=0;
    }
}
void Update(int x,int y,int val,int L,int R,int rt)
{
    if(x<=L&&R<=y)
    {
        if(big[rt]<p)
        {
            small[rt]+=val;
            big[rt]+=val;
            lazy[rt]+=val;
            return;
        }
        if(small[rt]>=p)
        {
            small[rt]+=val<<1;
            big[rt]+=val<<1;
            lazy[rt]+=val<<1;
            return;
        }
    }
    int mid=(L+R)>>1;
    PushDown(rt);
    if(mid>=x)
        Update(x,y,val,L,mid,rt<<1);
    if(y>mid)
        Update(x,y,val,mid+1,R,rt<<1|1);
    PushUp(rt);
}
void OUT(int L,int R,int rt)
{
    if(L==R)
    {
        if(L==1)
            printf("%d",big[rt]);
        else
            printf(" %d",big[rt]);
    }
    else
    {
        int mid=(L+R)>>1;
        PushDown(rt);
        OUT(L,mid,rt<<1);
        OUT(mid+1,R,rt<<1|1);
    }
}
int main()
{
    int a,b,c;
    while(~scanf("%d%d%d",&n,&m,&p))
    {
        Build(1,n,1);
        while(m--)
        {
            scanf("%d%d%d",&a,&b,&c);
            Update(a,b,c,1,n,1);
        }
        OUT(1,n,1);
        putchar('\n');
    }
    return 0;
}