(I2
I113
I4
(dp0
Vsquares.%l
p1
(Vsquares.cpp
p2
S'#include<iostream>\r\n#include<cstdio>\r\n#include<algorithm>\r\n#include<cmath>\r\n#include<queue>\r\n#include<vector>\r\n#include<stack>\r\n#include<limits.h>\r\nusing namespace std;\r\ntypedef long long ll;\r\nll v_up_left[16][4],v_up_right[16][4],v_down_left[16][4],v_down_right[16][4],n,centeri,centerj;\r\nll vertexi,vertexj,area[16],sum;\r\nvoid up_left(ll x1, ll y11, ll x2, ll y2, ll index)\r\n{\r\n        v_up_left[index][1]=x2;\r\n        v_up_left[index][2]=y2;\r\n        v_up_right[index][1]=x1+(x1-x2);\r\n        v_up_right[index][2]=y2;\r\n        v_down_left[index][1]=x2;\r\n        v_down_left[index][2]=y11-(y2-y11);\r\n        v_down_right[index][1]=x1+(x1-x2);\r\n        v_down_right[index][2]=y11-(y2-y11);\r\n}\r\nvoid down_left(ll x1, ll y11, ll x2, ll y2, ll index)\r\n{\r\n        v_up_left[index][1]=x2;\r\n        v_up_left[index][2]=y11+(y11-y2);\r\n        v_up_right[index][1]=x1+(x1-x2);\r\n        v_up_right[index][2]=y11+(y11-y2);\r\n        v_down_left[index][1]=x2;\r\n        v_down_left[index][2]=y2;\r\n        v_down_right[index][1]=x1+(x1-x2);\r\n        v_down_right[index][2]=y2;\r\n}\r\nvoid up_right(ll x1, ll y11, ll x2, ll y2, ll index)\r\n{\r\n        v_up_left[index][1]=x1-(x2-x1);\r\n        v_up_left[index][2]=y2;\r\n        v_up_right[index][1]=x2;\r\n        v_up_right[index][2]=y2;\r\n        v_down_left[index][1]=x1-(x2-x1);\r\n        v_down_left[index][2]=y11-(y2-y11);\r\n        v_down_right[index][1]=x2;\r\n        v_down_right[index][2]=y11-(y2-y11);\r\n}\r\nvoid down_right(ll x1, ll y11, ll x2, ll y2, ll index)\r\n{\r\n        v_up_left[index][1]=x1-(x2-x1);\r\n        v_up_left[index][2]=y11+(y11-y2);\r\n        v_up_right[index][1]=x2;\r\n        v_up_right[index][2]=y11+(y11-y2);\r\n        v_down_left[index][1]=x1-(x2-x1);\r\n        v_down_left[index][2]=y2;\r\n        v_down_right[index][1]=x2;\r\n        v_down_right[index][2]=y2;\r\n} \r\nll determine_vertex(ll x1, ll y11, ll x2, ll y2)\r\n{\r\n    if(x2<x1&&y2>y11)return 1;\r\n    if(x2<x1&&y2<y11)return 2;\r\n    if(x2>x1&&y2>y11)return 3;\r\n    return 4;\r\n}\r\nint main()\r\n{\r\n    cin>>n;\r\n    for(ll i=1;i<=n;i++)\r\n    {\r\n        cin>>centeri>>centerj>>vertexi>>vertexj;\r\n        ll a=determine_vertex(centeri,centerj,vertexi,vertexj);\r\n        if(a==1)\r\n            up_left(centeri,centerj,vertexi,vertexj,i);\r\n        if(a==2)\r\n            down_left(centeri,centerj,vertexi,vertexj,i);\r\n        if(a==3)\r\n            up_right(centeri,centerj,vertexi,vertexj,i);\r\n        if(a==4)\r\n            down_right(centeri,centerj,vertexi,vertexj,i);\r\n        area[i]=abs(v_up_left[i][2]-v_down_left[i][2])*abs(v_up_left[i][2]-v_down_left[i][2]);\\\r\n        sum+=area[i];\r\n    }\r\n    cout<<sum<<endl;\r\n    return 0;\r\n}'
p3
tp4
stp5
.