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conformity.js
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conformity.js
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'use strict';
process.stdin.resume();
process.stdin.setEncoding('utf-8');
let inputString = '';
let currentLine = 0;
process.stdin.on('data', function(inputStdin) {
inputString += inputStdin;
});
process.stdin.on('end', function() {
inputString = inputString.split('\n');
main();
});
function readLine() {
return inputString[currentLine++];
}
function main() {
let n = parseInt(readLine());
const c = {};
while(n--) {
const s = readLine()
.split(' ')
.map(Number)
.sort((a, b) => a - b)
.join(' ');
if (c.hasOwnProperty(s)) {
c[s]++;
} else c[s] = 1;
}
const ca = Object.values(c);
let max = Math.max(...ca);
// handle multiple with same popularity
if (ca.indexOf(max) !== ca.lastIndexOf(max)) {
const ans = ca
.filter(n => n === max)
.reduce((a, b) => a + b);
console.log(ans);
} else console.log(max);
}