Positive and negative If 28 is 0, then 27 is -1. If 27 is 0, then 28 should be _______.

1. Since 27 is 1 smaller than 28,28 should be recorded as 1

C language. Find the solution from the keyboard arbitrary input n numbers (with 0 bundle), count the number of positive and negative numbers; and calculate the average of positive and negative numbers.

#Include # define N 100int main (){ int a [N ],i,j,count1,count2;float ave1,ave2;count1= count2= ave1= ave2=0; for (i=0;; i++){ scanf ("% d ",& a [i]); if (0== a [i]) break;} for (j=0; j < i; J++){ if...

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1. C language, input a number of integers from the keyboard, use -1 as the end of the input mark, find their sum and average
2. 1. Input several integers (the number should be less than 50) from the keyboard, and the value should be within the range of 0~4. Use -1 as the mark of input end. Count the number of each integer, and try to complete the program. 1. Input several integers (the number should be less than 50) from the keyboard, and the value should be within the range of 0~4. Use -1 as the sign of input end. Count the number of each integer, and try to complete the program.
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9. Excuse me X ∈ R, then x is an integer, X is a positive number, x is a negative number. Excuse me X∈R, then x is an integer, X is a positive number, x is a negative number. How to express, such high school symbols say a few more
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11. The difference between positive and negative numbers
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