/*
-2 -1 0 1 2 3
-2 21 22 23 24 25 26
-1 20 7 8 9 10 27
0 19 6 1 2 11 28
1 18 5 4 3 12 29
2 17 16 15 14 13 30
3 36 35 34 33 32 31
*/
以1的位置为坐标(0,0),向右为X轴正方向,向下为Y轴正方向
/*
-2 -1 0 1 2 3
-2 21 22 23 24 25 26
-1 20 7 8 9 10 27
0 19 6 1 2 11 28
1 18 5 4 3 12 29
2 17 16 15 14 13 30
3 36 35 34 33 32 31
*/
#include <iostream>
using namespace std;
int getStorey(int x,int y){
int a,b;
a = x>0 ? x : -x+1 ;
b = y>0 ? y : -y+1 ;
return a>b?a:b;
}
int getValue(int x,int y){
int storey = getStorey(x,y); //第多少层的方形
// cout<<"第"<<storey<<"层的方形"<<endl;
int qside = 2*storey;//坐标所处的方形的边长的个数
int qmax = qside*qside;//所处的方形的左下角的数值,即最大值
int value ;
if(y==storey){//下边
value = qmax - (x-(-storey+1));
}else if(-storey+1==y){//上边
value = qmax - (3*(2*storey-1))+x-(-storey+1);
}else if(x==storey){//右边
value = qmax - (2*(2*storey-1))+y-(-storey+1);
}else if(-storey+1==x){//左边
value = qmax - (3*(2*storey-1))-(y-(-storey+1));
}else {
cout<<"出错了!"<<endl;
return -1;
}
return value ;
}
int main()
{
/*
int x,y;
cout<<"请输入x坐标:"<<endl;
cin>>x;
cout<<"请输入y坐标:"<<endl;
cin>>y;
int value = getVaue(x,y);
cout<<"坐标为:("<<x<<","<<y<<")处的值:"<<value<<endl;
*/
int x1=-4,x2=5;
int y1=-4,y2=5;
for(int i=x1;i<=x2;i++){
for(int j=y1;j<=y2;j++){
int value = getValue(j,i);
printf("%5d",value);
}
cout<<endl;
}
return 0;
}
![](https://images.cnblogs.com/OutliningIndicators/ContractedBlock.gif)
-2 -1 0 1 2 3
-2 21 22 23 24 25 26
-1 20 7 8 9 10 27
0 19 6 1 2 11 28
1 18 5 4 3 12 29
2 17 16 15 14 13 30
3 36 35 34 33 32 31
*/
#include <iostream>
using namespace std;
int getStorey(int x,int y){
int a,b;
a = x>0 ? x : -x+1 ;
b = y>0 ? y : -y+1 ;
return a>b?a:b;
}
int getValue(int x,int y){
int storey = getStorey(x,y); //第多少层的方形
// cout<<"第"<<storey<<"层的方形"<<endl;
int qside = 2*storey;//坐标所处的方形的边长的个数
int qmax = qside*qside;//所处的方形的左下角的数值,即最大值
int value ;
if(y==storey){//下边
value = qmax - (x-(-storey+1));
}else if(-storey+1==y){//上边
value = qmax - (3*(2*storey-1))+x-(-storey+1);
}else if(x==storey){//右边
value = qmax - (2*(2*storey-1))+y-(-storey+1);
}else if(-storey+1==x){//左边
value = qmax - (3*(2*storey-1))-(y-(-storey+1));
}else {
cout<<"出错了!"<<endl;
return -1;
}
return value ;
}
int main()
{
/*
int x,y;
cout<<"请输入x坐标:"<<endl;
cin>>x;
cout<<"请输入y坐标:"<<endl;
cin>>y;
int value = getVaue(x,y);
cout<<"坐标为:("<<x<<","<<y<<")处的值:"<<value<<endl;
*/
int x1=-4,x2=5;
int y1=-4,y2=5;
for(int i=x1;i<=x2;i++){
for(int j=y1;j<=y2;j++){
int value = getValue(j,i);
printf("%5d",value);
}
cout<<endl;
}
return 0;
}