solved ex 8 and 9 from sem. 3

2 files changed, 41 insertions, 0 deletions

diff --git a/Sem. 03/exercise 8 - dollar pyramid.cpp b/Sem. 03/exercise 8 - dollar pyramid.cpp
new file mode 100644
index 0000000..e32c5ba
--- /dev/null
+++ b/Sem. 03/exercise 8 - dollar pyramid.cpp
@@ -0,0 +1,17 @@
+#include <iostream>
+using namespace std;
+
+void printPyramid(int n) {
+    for(int i = 1; i <= n; i++) {
+        for(int j = 1; j <= i; j++) 
+            cout << "$" << " "; // print as many dollars as the number of the current row
+        cout << endl;
+    }
+}
+
+int main() {
+    int n;
+    cin >> n;
+    printPyramid(n);
+    return 0;
+}
\ No newline at end of file
diff --git a/Sem. 03/exercise 9 - rightmost pyramid.cpp b/Sem. 03/exercise 9 - rightmost pyramid.cpp
new file mode 100644
index 0000000..f966fa2
--- /dev/null
+++ b/Sem. 03/exercise 9 - rightmost pyramid.cpp
@@ -0,0 +1,24 @@
+#include <iostream>
+using namespace std;
+
+void printRightmostPyramid(int n) {
+    // print the first part of the pyramid (the one going from 1 to n(n-1)...21)
+    for(int i = 1; i <= n; i++) {
+        for(int k = n - i; k >= 0; k--) cout << " "; // print the spaces
+        for(int j = i; j >= 1; j--) cout << j; // print numbers j(j - 1)...21
+        cout << endl;
+    }
+    // print the first part of the pyramid (the one going from (n-1)...21 to 1
+    for(int i = n - 1; i >= 1; i--) {
+        for(int k = n - i; k >= 0; k--) cout << " ";
+        for(int j = i; j >= 1; j--) cout << j;
+        cout << endl;
+    }
+}
+
+int main() {
+    int n;
+    cin >> n;
+    printRightmostPyramid(n);
+    return 0;
+}
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