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Re:1089题材,不知死在哪了,求指教In Reply To:1089题材,不知死在哪了,求指教 Posted by:200914 at 2013-03-17 14:15:04 > #include<iostream>
> using namespace std;
> #define N 100000
> void sort(int array[],int end[],int zz,int yy)
> {
>
> int k,i,z,y,k1;
> if(zz<yy)
> {
> z=zz;y=yy;k=array[z];k1=end[z];
> do{
> while((z<y)&&(array[y]>=k))
> y--;
> if(z<y)
> {
> array[z]=array[y];
> end[z]=end[y];
> z++;
> }
> while((z<y)&&(array[z]<=k))
> {
>
> z++;
> }
> if(z<y)
> {
> array[y]=array[z];
> end[y]=end[z];
> }
>
> }while(z!=y);
> array[z]=k;end[z]=k1;
> sort(array,end,zz,z-1);
> sort(array,end,z+1,yy);
> }
>
> }
>
> int main()
> {
> int n,i=0,t=0,u=0;
> int begin[N],end[N];
> cin>>n;
> for(i=0;i<n;i++)
> {
> cin>>begin[i]>>end[i];
> }
> sort(begin,end,0,n-1);
>
> for(i=0;i<n-1;i++)
> {
> for(int j=0;j<n-1-i;j++)
> {
> if((begin[j]==begin[j+1])&&(end[j]>end[j+1]))
> {
> u=end[i];
> end[j]=end[j+1];
> end[j+1]=u;
> }
> }
> }
> u=begin[0],t=end[0];
> for(i=0;i<n;i++)
> {
> if(end[i]<begin[i+1])
> {
> cout<<u<<" "<<t<<endl;
> u=begin[i+1];
> t=end[i+1];
> }
>
>
> else if(end[i]<=end[i+1])
> {
> t=end[i+1];
> }
> else{
>
> while((i<n)&&(t>end[i+1]))
> {
> i++;
>
> if(t<begin[i+1])
> {
> cout<<u<<" "<<t<<endl;
> u=begin[i+1];
> t=end[i+1];
> break;
> }
> else if(t<=end[i+1])
> {
> t=end[i+1];
> }
> }
> }
> }
> cout<<u<<" "<<t<<endl;
> return 0;
> }
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