#AT2121. E - Wrapping Chocolate
E - Wrapping Chocolate
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E - Wrapping Chocolate
Score : $500$ points
Problem Statement
Takahashi has $N$ pieces of chocolate. The $i$-th piece has a rectangular shape with a width of $A_i$ centimeters and a length of $B_i$ centimeters.
He also has $M$ boxes. The $i$-th box has a rectangular shape with a width of $C_i$ centimeters and a length of $D_i$ centimeters.
Determine whether it is possible to put the $N$ pieces of chocolate in the boxes under the conditions below.
- A box can contain at most one piece of chocolate.
- $A_i \leq C_j$ and $B_i \leq D_j$ must hold when putting the $i$-th piece of chocolate in the $j$-th box (they cannot be rotated).
Constraints
- $1 \leq N \leq M \leq 2\times 10^5$
- $1 \leq A_i,B_i,C_i,D_i \leq 10^9$
- All values in input are integers.
Input
Input is given from Standard Input in the following format:
Output
If it is possible to put the $N$ pieces of chocolate in the boxes, print Yes
; otherwise, print No
.
2 3
2 4
3 2
8 1 5
2 10 5
Yes
We can put the first piece of chocolate in the third box and the second piece in the first box.
2 2
1 1
2 2
100 1
100 1
No
A box can contain at most one piece of chocolate.
1 1
10
100
100
10
No
1 1
10
100
10
100
Yes