code: main.cpp

main.cpp

@@ -0,0 +1,101 @@
+#include <iostream>
+#include <vector>
+
+using namespace std;
+
+int main()
+{
+    const size_t SCREEN_WIDTH = 80;
+    const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1;
+    size_t number_count, bin_count, i, j;
+
+    cerr << "Enter number count: ";
+    cin >> number_count;
+
+
+    vector<double> numbers(number_count);
+
+    for (i=0; i<number_count; i++)
+    {
+        cin>>numbers[i];
+
+    }
+
+    cerr << "Enter bin_count: ";
+    cin >> bin_count;
+
+
+    vector<size_t> bins(bin_count);
+
+    double min = numbers[0];
+    double max = numbers[0];
+    for (double x : numbers)
+    {
+        if (x < min)
+        {
+            min = x;
+        }
+        else if (x > max)
+        {
+            max = x;
+        }
+    }
+
+    double bin_size = (max - min) / bin_count;
+
+    for (i = 0; i < number_count; i++)
+    {
+        bool found = false;
+        for (j = 0; (j < bin_count - 1) && !found; j++)
+        {
+            auto lo = min + j * bin_size;
+            auto hi = min + (j + 1) * bin_size;
+            if ((lo <= numbers[i]) && (numbers[i] < hi))
+            {
+                bins[j]++;
+                found = true;
+            }
+        }
+        if (!found)
+        {
+            bins[bin_count - 1]++;
+        }
+    }
+
+    size_t max_count = 76;
+
+    for (i=1; i<bin_count; i++)
+    {
+        if (bins[i] > max_count && bins[i] > 76)
+            max_count=bins[i];
+    }
+
+
+    //for (i=0; i<bins[bin_count-1]; i++)
+    {
+        //for (j=0; j<bin_count; j++)
+        {
+            //if (bins[j]>i)
+                //cout<<"*";
+            //else
+                //cout<<" ";
+        }
+        //cout<<endl;
+    }
+
+
+    for(i=0; i<bin_count;i++){
+
+    if (bins[i]>=100)
+    cout<<bins[i]<<"|";
+    if (bins[i]<100 && bins[i]>=10)
+    cout<<" "<<bins[i]<<"|";
+    if (bins[i]<10)
+    cout<<"  "<<bins[i]<<"|";
+    size_t height = 76 * (static_cast<double>(bins[i]) / max_count);
+    for(j=0;j< height;j++)
+    cout<<"*";
+    cout<<endl;}
+
+    return 0;
+}