There is a new product launched and its customer ratings are being recorded in an array. the ratings are being monitored and analyzed if there is any decrease in the ratings. find the number of periods in which the rating is consecutively decreasing.
example - ratings = [4,3,5,4,3]
periods (in other words sub arrays in which ratings are decreasing):
one day periods = [4],[3],[5],[4],[3] (count of subarrays is 5)
two day periods = [4,3],[5,4],[4,3] (count of subarrays is 3)
3 day periods = [5,4,3] (count of subarrays is 1)
so, the output for this example will be 9 (5 + 3 + 1)
Answers
The program to find the number of periods in which the rating is consecutively decreasing is; As written in the attached file
What is the program array?What we are required to do to find the number of elements in decreasing part. For example;
4,3 means One decreasing part and has 2 elements
5, 4, 3 means second decresing part and has 3 element.
Thereafter, we just add n*(n + 1)/2 to result.
where;
n = number of elements in any part
n*(n + 1) /2 is number of decreasing subarray that can be made
For the second decreasing part which is [5, 4, 3];
number of sub arrays you can make = 3 * 4/2 = 6
Thus, we have;
[5], [4,], [3], [5,4],[4,3],[5,4,3]
The program to find the number of periods in which the rating is consecutively decreasing is as follows in the attached file;
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#include <stdio.h>
#include <unistd.h>
#include <ctype.h>
main() {
double first, second;
while(1){
printf(" Calculator\n");
printf("\n 7 8 9 / \n 4 5 6 x \n 1 2 3 - \nEnter operator: ");
char op;
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Answers
Answer:
the answer can be found HERE:
https://stackoverflow.com/a/13473767
put a leading space in the scanf(" %c", &op)
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#include <unistd.h>
#include <ctype.h>
main() {
double first, second;
char op;
while(1){
printf(" Calculator\n");
printf("\n 7 8 9 / \n 4 5 6 x \n 1 2 3 - \nEnter operator: ");
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printf("Enter two operands:");
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case '+'://if its +
printf("%.1lf + %.1lf = %lf\n\n", first, second, first + second);
break;
case '-'://if its -
printf("%.1lf - %.1lf = %lf\n\n", first, second, first - second);
break;
case '*'://if its *
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case '/'://if its :
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default://if its not + - / *
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}
}
}
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Answer:
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See options below
A. When you want your colleague to let you know if the hyperlink you sent her is working
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C. When you have a series of complex questions to ask your colleague
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Answer:
When you have a series of complex questions to ask your colleague.
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Answer:
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Explanation:
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Answer:
details tab
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