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main.js
run
preview
console
function differentSymbolsNaive(str) {
// write code here.
const chars = new Set();
for (let i=0; i<str.length ; i++){
const thisChar = str[i]
if(chars.has(thisChar)) {
return chars.size;
}
chars.add(thisChar)
}
}


/**
* Test Suite
*/
describe('differentSymbolsNaive()', () => {
it('returns count of unique characters', () => {
// arrange
const str = 'cabca';

// act
const result = differentSymbolsNaive(str);

// log
console.log("result: ", result);

// assert
expect(result).toBe(3);
});
});
Console
"result: "
,
3
,
/index.html
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