int f(int k) {
	int a1 = k;
	int b1 = 2*a1;
	int c = a1;
	int a2 = k+1;
	int b2 = 2*a2;
	c += a2;
	int a3 = k+2;
	int b3 = 2*a3;
	c += a3;
	int a4 = k+3;
	int b4 = 2*a4;
	c += a4;
	int a5 = k+4;
	int b5 = 2*a5;
	c += a5;
	int a6 = k+5;
	int b6 = 2*a6;
	c += a6;
	int a7 = k+6;
	int b7 = 2*a7;
	c += a7;
	int a8 = k+7;
	int b8 = 2*a8;
	c += a8;
	int a9 = k+8;
	int b9 = 2*a9;
	c += a9;
	int a10 = k+9;
	int b10 = 2*a10;
	c += a10;
	int a11 = k+10;
	int b11 = 2*a11;
	c += a11;
	int a12 = k+11;
	int b12 = 2*a12;
	c += a12;
	int a13 = k+12;
	int b13 = 2*a13;
	c += a13;
	int a14 = k+13;
	int b14 = 2*a14;
	c += a14;
	int a15 = k+14;
	int b15 = 2*a15;
	c += a15;
	int a16 = k+15;
	int b16 = 2*a16;
	c += a16;
	int a17 = k+16;
	int b17 = 2*a17;
	c += a17;
	int a18 = k+17;
	int b18 = 2*a18;
	c += a18;
	int a19 = k+18;
	int b19 = 2*a19;
	c += a19;
	int a20 = k+19;
	int b20 = 2*a20;
	c += a20;
	int a21 = k+20;
	int b21 = 2*a21;
	c += a21;
	int a22 = k+21;
	int b22 = 2*a22;
	c += a22;
	int a23 = k+22;
	int b23 = 2*a23;
	c += a23;
	int a24 = k+23;
	int b24 = 2*a24;
	c += a24;
	int a25 = k+24;
	int b25 = 2*a25;
	c += a25;
	int a26 = k+25;
	int b26 = 2*a26;
	c += a26;
	return
		b13+	
		b12+
		b11+
		b10+
		b9+
		b8+
		b7+
		b6+
		b5+
		b4+
		b3+
		b2+
		b1+
		b14+
		b15+
		b16+
		b17+
		b18+
		b19+
		b20+
		b21+
		b22+
		b23+
		b23+
		b24+
		b25+
		b26+
		c;
}

int main(int argc, char *argv[]) {
	f(3);
    return 0;
}