m = 1000; mod = 998244353; fa = [1]*(m+1); fi = [1]*(m+1)
for i in range(1,m): fa[i+1] = fa[i]*(i+1)%mod
fi[m] = pow(fa[m],mod-2,mod)
for i in range(m,0,-1): fi[i-1] = fi[i]*i%mod
def cmb(n,r): return fa[n]*fi[n-r]%mod*fi[r]%mod if 0<=r<=n else 0
a = [[1]*(m+1)]+[[0]*(m+1) for _ in range(m)]
for i in range(1,m+1):
    for j in range(1,i+1): a[i][j] = (a[i][j]+a[i-j][j])%mod
    for j in range(m): a[i][j+1] = (a[i][j]+a[i][j+1])%mod
for _ in range(int(input())):
    f,n,k = map(int,input().split()); s = 0
    print(a[n][k])