Answer / vitthal kadam

#include<iostream.h>

int main ()
{
int num,cnt,temp;
char ch;
cout<< "Enter any number in between [0-99999]: ";
cin >> num;
temp = num;
cnt = 0;
while (temp)
{
if (temp%10 == 7)
cnt++;
temp = temp/10;
}
cout<<"count of 7 in the entered number is " << cnt ;
cin>>ch;
return 0;
}

Answer / ruchi

#include<stdio.h>
#include<conio.h>
int main()
{
int num,n,i=0,p;
printf("\nEnter the number ");
scanf("%d",&num);
while(num>0)
{
n=num%10;
p=num/10;
num=p;
if(n==7)
{
i++;
}
}
printf("\nthe total number of occurence of the digit 7
is %d",i);
getch();
}

Answer / kumar

#include <iostream>
#include <string>

using namespace std;

int main ()
{
string str;
cout << "Enter a 4 digit number with '7' in it:";
cin >> str;
str.resize(4);
cout << "The 4 digit numebr you have entered is:" << str
<<endl;
int ipos = 0, count =0;
ipos = str.find_first_of('7');
while (ipos!=-1)
{
count ++;
ipos = str.find_first_of('7',(ipos+1));
}
if (count)
cout <<"Number of '7' in the string: "<<count<<endl;
else
cout <<"There are no 7's in the string entered"<<endl;
return 0;
}

Answer / gundaraj

void main()
{
int a[4],i,count=0;
cout<<"enter 4 digit number";
for(i=0;i<=3;i++)
{
cin>>a[i];
if(a[i]==7)
count++;
}
cout<<"The number of 7's are "<<count;
}

What is stl stack?

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How the STL's are implemented, What the difference between templates and STL?

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What do you mean by stl?

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If P is the population on the first day of the year, B is the birth rate, and D is the death rate, the estimated population at the end of the year is given by the formula: The population growth rate is given by the formula: B – D Write a program that prompts the user to enter the starting population, birth and death rates, and n, the number of years. The program should then calculate and print the estimated population after n years. Your program must have at least the following functions: 1. growthRate: This function takes its parameters the birth and death rates, and it returns the population growth rate. 2. estimatedPopulation: This function takes its parameters the current population, population growth rate, and n, the number of years. It returns the estimated population after n years Your program should not accept a negative birth rate, negative death rate, or a population less than 2. please answer my question ....

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Which data structure gives efficient search? A. B-tree B. binary tree C. array D. linked list

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I am doing my BS.c MATHS CAN I ABLE TO JOIN IN NIIT?

2 Answers  

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Is there any error below, its a code to delete all entires from a map #include <map> #include iostream.h int main() { int i =0; map <int, char> TestMap; while(i<3) { TesMap.insert(TestMap::value_type(i,Test)); i++; } typedef map<int, char> :: iterator mapIter =TestMap.begin(); if(mapIter!=TestMap.end()) { TestMap.erase(mapItrer); ++mapIter; } return 0; }

0 Answers  

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draw a flowchart that accepts two numbers and checks if the first is divisible by the second.

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