Java杩唬鍣ㄥ弻閲嶅惊鐜浣曞啓
扬州沐宇科技
2023-10-18 09:42:05
鍦↗ava涓紝鍙互浣跨敤宓屽寰幆鏉ュ疄鐜拌凯浠ｅ櫒鐨勫弻閲嶅惊鐜€備笅闈㈡槸涓€涓ず渚嬩唬鐮侊細
List<List<Integer>> matrix = new ArrayList<>();
matrix.add(Arrays.asList(1, 2, 3));
matrix.add(Arrays.asList(4, 5, 6));
matrix.add(Arrays.asList(7, 8, 9));
for (List<Integer> row : matrix) {
for (int num : row) {
System.out.print(num + " ");
}
System.out.println();
}
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涓婅堪浠ｇ爜鐨勮緭鍑虹粨鏋滀负锛?/p>
1 2 3
4 5 6
7 8 9
杩欓噷鍙槸涓€涓畝鍗曠殑绀轰緥锛屼綘鍙互鏍规嵁鍏蜂綋鐨勯渶姹傚拰鏁版嵁缁撴瀯杩涜淇敼鍜屾墿灞曘€傚笇鏈涘浣犳湁鎵€甯姪锛?/p>
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