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-rw-r--r--examples/counter/counter.sol14
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diff --git a/examples/counter/counter.sol b/examples/counter/counter.sol
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+++ b/examples/counter/counter.sol
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+pragma solidity ^0.5.10;
+
+contract Counter {
+ uint256 x;
+
+ constructor() public {
+ x = 42;
+ }
+
+ function add(uint256 y) public returns (uint256) {
+ x = x + y;
+ return x;
+ }
+}