rahulrajkwalke.mct2021

c/p13.c

@@ -3,21 +3,21 @@
 #include <stdio.h>
 #include <stdlib.h>
 
-int i = 0;
+
 
 int main(){
-    int i = i;
+    int i = 0;
     int a[] = {1, 2, 3, 4, 5, 6};
     int b[] = {7, 8, 9, 10, 11, 12, 13};
 
     int n = sizeof(a)/sizeof(a[0]);
     int m = sizeof(b)/sizeof(b[0]);
 
-    for(int i=0;i<n;i++);{
+    for(i;i<n;i++){
         printf("%d ", a[i]);
     }
     printf("\n");
-    for(i;i<m;i++){
+    for(i=0;i<m;i++){
         printf("%d ", b[i]);
     }
 }

c/p14.c

@@ -5,7 +5,7 @@
 #include<string.h>
 
 int romanToInt(char * s){
-    int *a = (int *)malloc(strlen(s) * sizeof(int));
+    int *a = (int *)malloc((strlen(s)+1) * sizeof(int));
     for(int i=0;i<strlen(s);i++){
         switch(s[i]){
             case 'I': a[i] = 1; break;
@@ -15,6 +15,7 @@ int romanToInt(char * s){
             case 'C': a[i] = 100; break;
             case 'D': a[i] = 500; break;
             case 'M': a[i] = 1000; break;
+            default: a[i] =0;break;
         }
     }
     int num=0;

c/p15.cpp

@@ -5,11 +5,12 @@ using namespace std;
 void Upper(char *word) {
     for(int k = 0; word[k]; k ++)
         word[k] = toupper(word[k]);
-    Check(word);
+    cout << Check(word) << endl;
 }
 
 int Check(char *S) {
-    for(int k = 0, v = 0; S[k]; k++)
+    int v=0;
+    for(int k = 0; S[k]; k++)
         switch(S[k]) {
             case A:
             case E:
@@ -30,7 +31,7 @@ int main() {
         cout << Check(str) << endl;
         cout << "Type yes to continue, no to exit.";
         cin >> next;
-    } while(strcmp(next, "yes"));
+    } while(strcmp(next, "no")!=0);
 
     return 0;
 }

c/p2.cpp

@@ -22,7 +22,7 @@ int A::func(){
     return variable;
 }
 
-int anotherFunc(A a){
+int anotherFunc(A& a){
     a.variable += 3;
     return a.variable;
 }

c/p3.cpp

@@ -14,7 +14,7 @@ vector<int> productExceptSelf(vector<int>& nums) {
     int r = 1;
     for(int i=nums.size()-1;i>=0;i--){
         ans[i] *= r;
-        r = nums[i];
+        r*= nums[i];
     }
     return ans;
 }

c/p5.c

@@ -6,6 +6,6 @@ void main(){
     int a=10;
     int *ptr = &a;
 
-    *ptr++;
+    (*ptr)++;
     printf("%d", *ptr);
 }

c/p6.c

@@ -3,12 +3,16 @@
 #include<stdio.h>
 int *fun()
 {
-    int x = 5;
-    return &x;
+    int *ptr=(int*)malloc(sizeof(int));
+    if(ptr==NULL){
+        exit(1);}
+    *ptr=5;
+    return ptr;
 }
 int main()
 {
     int *ptr = fun ();
     printf ("%d", *ptr);
+    free(ptr);
     return 0;
 }

c/p7.cpp

@@ -5,8 +5,8 @@
 using namespace std;
 
 int func(string s){
-	int counter=-1;
-	while(counter<s.length()) 
+	int counter=0;
+	while(counter < s.length()) 
 		counter++;
 	return counter;
 }

py/p1.py

@@ -7,9 +7,7 @@
 def asterisk_tree(height,level):
   if level > height:
     return
-  for j in range(2*level-1):
-    print("*", end="")
-  print()
+  print(" "*(height-level)+"*"*((2*level)-1))
   asterisk_tree(height, level + 1)
 
 n=int(input("Enter height of tree : "))

py/p10.py

@@ -1,6 +1,7 @@
 #Finding Average RGB values using the listmaker fuction to generate list of rgb values for a pixel
 
-def listmaker(r,g,b,list1=[]):
+def listmaker(r,g,b):
+    list1=[]
     list1.append(r)
     list1.append(g)
     list1.append(b)

py/p11.py

@@ -1,10 +1,14 @@
 # Function to convert decimal to binary number
 
-def binaryconversion(n):
-   print(n % 2,end = '')
+def binaryconversion(n,l=[]):
+   l.append(n%2)
    if n > 1:
-       binaryconversion(n/2)
-
+       binaryconversion(n//2)
+   else:
+      g = ''
+      for i in l[::-1]:
+         g +=str(i)
+      print(g)
 number=int(input("Enter Number: "))
 binaryconversion(number)
 print()

py/p2.py

@@ -1,7 +1,8 @@
 #program to print an input as the only member of an array everytime the function is called
 # input- 1 -> output- [1], input- 2 -> output- [2]
 
-def add_item(item, items=[]):
+def add_item(item):
+   items=[]
    items.append(item)
    return items
 

py/p3.py

@@ -2,12 +2,11 @@
 #eg: [2, 4, 6, 17, 10] -> [17, 10] 
 
 def delete_starting_evens(list):
-  for item in list:
-    if list[0] % 2 == 0:
-      list.pop(0)
-    else:
-      break
-  return list
+  lst = []
+  for i in lst:
+    if i%2!=0:
+      lst.append(i)
+  return lst
 
 list = [2, 8, 10, 11]
 print(delete_starting_evens(list))

py/p5.py

@@ -5,8 +5,7 @@ def get_number():
     try:
         val1 = int(val1)
         while val1 < 1 or val1 > 10:
-            val1 = input('Enter a number: ')
-            val1 = int(val1)
+            raise ValueError
 
         str_to_print = '{:.1f}'.format(val1)
         return str_to_print

py/p9.py

@@ -8,10 +8,12 @@
 def ispangram(str1, alphabet=string.ascii_lowercase):
     alphaset = list(alphabet)
 
-    str = list(str1.lower())
+    str = list(set(str1.lower()))
+    str.remove(" ")
+    str.sort()
 
     # Check if all lowercase characters in the input string covers all characters in 'alphaset'
-    return alphaset <= str
+    return alphaset == str
 
 # Print the result of checking if the string is a pangram by calling the 'ispangram' function
 print(ispangram('The quick brown fox jumps over the lazy dog'))