function solve(args) {

	const nN = +args[0];
	let pWp = args.slice(1, nN + 1);
	const mM = +args[nN + 1];
	let pL = args.slice(nN + 2);
	let pricelist = {};

	for (let i = 0; i < nN; i += 1) {
		let element = pWp[i].split(' ');
		let price = parseFloat(element.pop());
		let name = element.join(' ');
		pricelist[name] = price;

	}
	for (let i = 0; i < mM; i += 1) {
		let elementArr = pL[i].split(', ');
		let rowValue = 0;

		for (let j = 0; j < elementArr.length; j += 1) {
			let element = elementArr[j].split(' ');
			let count = 1;
			let a = parseFloat(element[0]);
			let name;

			if (a >= 0) {
				count = a;
				name = element.slice(1).join(' ');
			} else {
				name = element.join(' ');
			}
			rowValue += count*pricelist[name];
		}
		console.log(rowValue.toFixed(2));
	}

}