Created
December 22, 2021 00:48
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Symmetric difference between n number of sets
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| function sym() { | |
| let sets = [] | |
| let calculated | |
| for (let i = 0; i < arguments.length; i++) { | |
| sets.push(arguments[i]) | |
| } | |
| for (let i = 0; i < sets.length; i = i + 2) { | |
| if (!calculated) { | |
| let char = [] | |
| for (let j = 0; j < sets[i].length; j++) { | |
| if (sets[i + 1].indexOf(sets[i][j]) == -1) { | |
| char.push(sets[i][j]) | |
| } | |
| } | |
| for (let j = 0; j < sets[i + 1].length; j++) { | |
| if (sets[i].indexOf(sets[i + 1][j]) == -1) { | |
| char.push(sets[i + 1][j]) | |
| } | |
| } | |
| char = [...new Set(char)] | |
| calculated = char | |
| } | |
| sets.shift() | |
| sets.shift() | |
| break | |
| } | |
| for (let i=0; i<sets.length; i++) { | |
| let char = [] | |
| for (let j=0; j<calculated.length; j++) { | |
| if(sets[i].indexOf(calculated[j]) == -1) { | |
| char.push(calculated[j]) | |
| } | |
| } | |
| for (let j=0; j< sets[i].length; j++) { | |
| if(calculated.indexOf(sets[i][j]) == -1) { | |
| char.push(sets[i][j]) | |
| } | |
| } | |
| char = [...new Set(char)] | |
| calculated=char | |
| } | |
| return calculated | |
| } | |
| console.log(sym([1, 2, 3, 100], [5, 2, 1, 4, 1000], [5000, 70], [12, 100], [111, 222, 4], [75, 80, 70])); |
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