Upload Codes: AtCoder ABC 395

AtCoder/abc395/B_Make_Target.cpp

@@ -0,0 +1,42 @@
+#include <bits/stdc++.h>
+#define lo long long
+#define InF InT_MAX
+#define LLM LOnG_LOnG_MAX
+#define endl "\n"
+
+using namespace std;
+/*
+    toothless. #17
+    @fredcss_dev
+*/
+
+int n;
+
+void wczffl_503()
+{
+    vector<vector<char>> grid(n, vector<char>(n, '.'));
+    for (int i = 1; i <= n; ++i) {
+        int j = n + 1 - i;
+        if (i > j) continue;
+
+        char fillChar = (i % 2 == 1) ? '#' : '.';
+
+        for (int k = i - 1; k < j; ++k) {
+            for (int l = i - 1; l < j; ++l) {
+                grid[k][l] = fillChar;
+            }
+        }
+    }
+    for (int i = 0; i < n; ++i) {
+        for (int j = 0; j < n; ++j) {
+            cout << grid[i][j];
+        }
+        cout << endl;
+    }
+}
+
+signed main() {
+    cin >> n;
+    wczffl_503();
+    return 0;
+}