export {};
const input = require("fs").readFileSync(0).toString().trim().split('\n');

const n: number = Number(input[0]);
let A = new Int32Array(n);
let B = new Int32Array(n);
let C = new Int32Array(n);
let D = new Int32Array(n);

for(let i=0; i<n; i++) {
    let [a, b, c, d]: number[] = input[i+1].split(" ").map(Number);
    A[i] = a, B[i] = b, C[i] = c, D[i] = d; 
}

const LIM: number = n*n;
let AB = new Int32Array(LIM);
let CD = new Int32Array(LIM);

let idx: number = 0
for(let i=0; i<n; i++) {
    for(let j=0; j<n; j++) {
        AB[idx] = A[i] + B[j];
        CD[idx] = C[i] + D[j];
        idx++;
    }
}

AB.sort();
CD.sort().reverse();

let [idxAB, idxCD]: number[] = [0, 0];
let ans: bigint = BigInt(0);

while(idxAB < LIM && idxCD < LIM) {
    const [numAB, numCD]: number[] = [AB[idxAB], CD[idxCD]];

    const ABCD: number = numAB + numCD;

    if(ABCD === 0) {
        let [sameAB, sameCD]: number[] = [0,0];

        while(idxAB < LIM && numAB === AB[idxAB]) {
            sameAB++;
            idxAB++;
        }

        while(idxCD < LIM && numCD === CD[idxCD]) {
            sameCD++;
            idxCD++;
        }

        ans += BigInt(sameAB)*BigInt(sameCD);
    }
    else if(ABCD < 0) idxAB++;
    else idxCD++;
}

console.log(ans.toString());