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#include <bits/stdc++.h>
// 视频讲解：https://www.bilibili.com/video/BV1SL4y187x6
// 初步思考：t=1,t=2开始尝试解决
using namespace std;
const int N = 110;
int w[N][N], f[N][10010];
int main() {
int t, n, m;
cin >> t >> n >> m;
for (int i = 1; i <= t; i++)
for (int j = 1; j <= n; j++)
cin >> w[i][j];
if (t == 1)
printf("%d\n", m);
else if (t == 2) {
for (int i = 1; i <= n; i++)
for (int j = 1; j <= m; j++) {
f[i][j] = f[i - 1][j];
if (j >= w[1][i])
f[i][j] = max(f[i][j], f[i][j - w[1][i]] + w[2][i] - w[1][i]);
}
printf("%d\n", m + f[n][m]);
return 0;
