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核心代码 while(cuts--){
scanf("%d %d %d %d",&x01,&y01,&x02,&y02);
//gonna cut
if(x01>x02){
x01=x01^x02;
x02=x01^x02;
x01=x01^x02;
}
if(y01>y02){
y01=y01^y02;
y02=y01^y02;
y01=y01^y02;
}
for(i=x01;i<x02;i++){
for(j=y01;j<y02;j++){
map[j][i]|=1<<cuts;
}
}
}
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