Update min_cost_flow.md

adamant-pwn · adamant-pwn · commit 29a27442e1af · 2024-02-24T19:21:04.000+01:00
proper link to task assignment
diff --git a/src/graph/min_cost_flow.md b/src/graph/min_cost_flow.md
@@ -163,6 +163,6 @@ int min_cost_flow(int N, vector<Edge> edges, int K, int s, int t) {
 
 ## Practice Problems
 
-* [CSES - Task Assignment](Task Assignment)
+* [CSES - Task Assignment](https://cses.fi/problemset/task/2129)
 * [CSES - Grid Puzzle II](https://cses.fi/problemset/task/2131)
 * [AtCoder - Dream Team](https://atcoder.jp/contests/abc247/tasks/abc247_g)
