#include <bits/stdc++.h>
#include <atcoder/all>
using namespace std;
using mint = atcoder::modint998244353;

int main(){
    ios::sync_with_stdio(false);
    cin.tie(0);
    vector<vector<mint>> dp(4001, vector<mint>(4001));
    dp[0][0] = 1;
    for(int i = 1; i <= 4000; i++){
        dp[i] = dp[i - 1];
        for(int j = 0; j + i <= 4000; j++){
            dp[i][j + i] += dp[i][j];
        }
    }
    int Q;
    cin >> Q;
    while(Q--){
        int cmd, n, k;
        cin >> cmd >> n >> k;
        cout << dp[k][n].val() << '\n';
    }
}