Lesson 6

06/Exercise02.c

@@ -0,0 +1,35 @@
+#include <stdio.h>
+
+int main() {
+    int n, astCount, spaceCount, outAstCount, outSpaceCount;
+    scanf("%d", &n);
+    spaceCount = (n-1)/2;
+    if (n > 2 && n % 2 == 1) {
+        for(astCount = 1; astCount <= n; astCount+=2){
+            for (outSpaceCount = 0; outSpaceCount < spaceCount; outSpaceCount++) {
+                printf(" ");
+            }
+            for (outAstCount = 0; outAstCount < astCount; outAstCount++) {
+                printf("*");
+            }
+            printf("\n");
+            spaceCount--;
+        }
+        astCount = n-2;
+        spaceCount = 1;
+        for(; astCount > 0; astCount-=2) {
+            for (outSpaceCount = 0; outSpaceCount < spaceCount; outSpaceCount++) {
+                printf(" ");
+            }
+            for (outAstCount = 0; outAstCount < astCount; outAstCount++) {
+                printf("*");
+            }
+            printf("\n");
+            spaceCount++;
+        }
+    }
+    else{
+        printf("input error");
+    }
+    return 0;
+}