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89860 篇文章 33 次评论PROGRAMMING:Judging the structure of the beginning and end of a string
Enter a string to determine whether the head and tail correspond. For example, the string 'abcba' corresponds to the beg…
PROGRAMMING:String space elimination
Enter a string to delete all spaces in the string###Input format:Enter a string###Output format:Output the string after…
PROGRAMMING:Print special triangles
Input a number N and output a specific triangle of N layers. The number growth in the triangle is regular.###Input forma…
PROGRAMMING:Find the last character
Enter a string and output the last character###Input format:Enter 1 string###Output format:Last character###Input exampl…
PROGRAMMING:Sum of specific numbers
Xiao Li is very interested in numbers containing 2, 0, 1 and 9 (excluding leading 0). Among the numbers from 1 to 40, th…
PROGRAMMING:Height of chimney
It is known that the distance between a person and the chimney is $$a $$, the height of a person's eyes from the ground…
PROGRAMMING:Class queuing
Xiao Yang is the monitor of a new high in his class. Teacher Wang assigned Xiao Yang a task, asking that the boys and gi…
PROGRAMMING:Beautiful spiral
Output a square matrix with specified side length, and the values in the matrix are spirally distributed from the middle…
PROGRAMMING:Statistics of class performance
The head teacher should count the grades of all the students in the class, but when the Chinese teacher provides the dat…
PROGRAMMING:Reverse order output
####Task description```Input several integers and output in reverse order.```####Input format:```A number of integers, s…