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[umair tahir]

give me the solution plz

1 write a c++ program that display n numbers from user and display all positive and
and negative numbers.
2 write a program that input the marks of class students and display highest and
second highest marks.
3 write a program that input a series of 20 numbers and display the minimum number.

[Thomas1965]

I think you should read this first.
http://www.cplusplus.com/forum/beginner/1/