While

informatics/language_learning/05_while.c

@@ -0,0 +1,131 @@
+#include <stdio.h>
+#include <math.h>
+
+// https://informatics.msk.ru/mod/statements/view.php?id=249#1
+void squart()
+{
+    int n;
+    int n1 = 1;
+
+    scanf("%d", &n);
+    while (n1 * n1 <= n)
+    {
+        printf("%d ", n1 * n1);
+        n1++;
+    }
+}
+
+// https://informatics.msk.ru/mod/statements/view.php?id=249&chapterid=3058#1
+void min_div()
+{
+    int n;
+    int i = 2;
+
+    scanf("%d", &n);
+    while (i <= n / 2)
+    {
+        if (n % i == 0)
+        {
+            printf("%d", i);
+            break;
+        }
+        i++;
+    }
+}
+
+// https://informatics.msk.ru/mod/statements/view.php?id=249&chapterid=3059#1
+void squart_2()
+{
+    int n;
+    int i = 2;
+
+    scanf("%d", &n);
+    while (i <= n)
+    {
+        printf("%d ", i);
+        i *= 2;
+    }
+}
+
+// https://informatics.msk.ru/mod/statements/view.php?id=249&chapterid=3060#1
+void squart_3()
+{
+    int check = 0;
+    int n;
+    int i = 1;
+
+    scanf("%d", &n);
+    while (i <= n)
+    {
+        if (i == n)
+            check = 1;
+        i *= 2;
+    }
+    if (check)
+        printf("YES");
+    else
+        printf("NO");
+}
+
+// https://informatics.msk.ru/mod/statements/view.php?id=249&chapterid=3061#1
+void log_1()
+{
+    int n;
+    int i = 2;
+    int ans = 1;
+
+    scanf("%d", &n);
+    while (i < n)
+    {
+        ans++;
+        i *= 2;
+    }
+    printf("%d", ans);
+}
+
+// https://informatics.msk.ru/mod/statements/view.php?id=249&chapterid=3062#1
+void run()
+{
+    double x;
+    double y;
+    int day = 1;
+
+    scanf("%lg%lg", &x, &y);
+    while (x < y)
+    {
+        x *= 1.1;
+        day++;
+    }
+    printf("%d", day);
+}
+
+// https://informatics.msk.ru/mod/statements/view.php?id=249&chapterid=3063#1
+void bank()
+{
+    double x;
+    double p;
+    double y;
+    int years = 0;
+
+    scanf("%lg%lg%lg", &x, &p, &y);
+    p = p / 100;
+    while (x < y)
+    {
+        years++;
+        x += x * p;
+        trunc(x);
+    }
+    printf("%d", years);
+}
+
+
+
+#ifdef MAIN
+
+int main()
+{
+    run();
+    return 0;
+}
+
+#endif