Left justify output

matrix.hpp

@@ -160,12 +160,27 @@ public:
   }
   friend ostream &operator<<(ostream &os, const matrix &m) {
     char last = '\0';
+    int longest = 0;
     for (long long i = 0; i < m.num_entries; i++) {
       for (long long j = 0; j < m.entry_dimension; j++) {
+        ostringstream oss;
+        oss << m.entries[i][j];
+        string s = oss.str();
+        if (longest < s.length())
+          longest = s.length();
+      }
+    }
+    for (long long i = 0; i < m.num_entries; i++) {
+      for (long long j = 0; j < m.entry_dimension; j++) {
+        ostringstream iss;
+        iss << m.entries[i][j];
+        string s = iss.str();
+        int padding = longest - s.length() +1;
         string symbols[3];
         symbols[0] = "|";
         ostringstream oss;
-        oss << " " << m.entries[i][j] << " ";
+        oss << m.entries[i][j] ;
+	oss << std::setw(padding) << "|";
         symbols[1] = oss.str();
         symbols[2] = "|";
         for (int i = 0; i < 3; i++) {

vector.hpp

@@ -1,5 +1,6 @@
 #pragma once
 #include "cnumber.hpp"
+#include <iomanip>
 #include <iostream>
 using namespace std;
 class matrix;
@@ -59,8 +60,20 @@ public:
   cnumber &operator[](const long long index) { return this->entries[index]; }
 
   friend ostream &operator<<(ostream &os, const vector &v) {
+    int longest = 0;
     for (long long i = 0; i < v.get_dimention(); i++) {
-      os << "| " << v[i] << " |";
+      ostringstream oss;
+      oss << v[i];
+      string s = oss.str();
+      if (longest < s.length())
+	      longest = s.length();
+    }
+    for (long long i = 0; i < v.get_dimention(); i++) {
+      ostringstream oss;
+      oss << v[i];
+      string s = oss.str();
+      int padding = longest - s.length() +1;
+      os << "|" << v[i] << std::setw(padding) << "|";
       if (i != v.get_dimention() - 1)
         os << endl;
     }