#include <iostream>
#include <vector>
using namespace std;
int main() {
ios_base::sync_with_stdio(0);
cin.tie(0);
	int n, m, k, now;
	vector<int> p;
	while (cin >> n >> m >> k) {
		//p.clear();
		for (int i = 1; i <= n; i++) {
			p.push_back(i);
		}
		now = 0;
		for (int i = 0; i<k; i++) {
			now = (now + m - 1) % p.size();
			p.erase(p.begin() + now);
		}
		now = now%p.size();
                cout << p[now]<<'\n';
	}
}