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			37 lines
		
	
	
		
			570 B
		
	
	
	
		
			Solidity
		
	
	
	
	
	
			
		
		
	
	
			37 lines
		
	
	
		
			570 B
		
	
	
	
		
			Solidity
		
	
	
	
	
	
| contract C {
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| 	mapping (uint => uint)[] a;
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| 
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| 	function n1(uint key, uint value) public {
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| 		a.push();
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| 		a[a.length - 1][key] = value;
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| 	}
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| 
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| 	function n2() public {
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| 		a.push();
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| 	}
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| 
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| 	function map(uint key) public view returns (uint) {
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| 		return a[a.length - 1][key];
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| 	}
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| 
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| 	function p() public {
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| 		a.pop();
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| 	}
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| 
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| 	function d() public returns (uint) {
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| 		delete a;
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| 		return a.length;
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| 	}
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| }
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| // ====
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| // compileViaYul: also
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| // ----
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| // n1(uint256,uint256): 42, 64 ->
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| // map(uint256): 42 -> 64
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| // p() ->
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| // n2() ->
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| // map(uint256): 42 -> 64
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| // d() -> 0
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| // n2() ->
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| // map(uint256): 42 -> 64
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