本系列请用迭代算法模板来完成
https://www.luogu.com.cn/problem/solution/P4779
P4779 【模板】单源最短路径（标准版）
| Problem ID | Title | Source/Category | Solved | Submit | |
| A | ---- | 1 | 2 | ||
| B | ---- | 2 | 2 | ||
| C | ---- | 0 | 0 | ||
| D | ---- | 迭代 | 1 | 1 | |
| E | ---- | 1 | 1 | ||
| F | ---- | 1 | 3 | ||
| G | ---- | 2021大沥初中组 | 0 | 0 | |
| H | ---- | 新教师培训 深搜 宽搜 | 0 | 0 | |
| I | ---- | 0 | 0 |