Who is the one who invented screen touch mechanism first

What do you understand by algorithm

Auser is asked to type a story of 200 words. command will to maintain the word limit? answer

Using for loop: to increment or decrement a variable by more than one number (correct the program so that the output is as shown: #include main() { int num; for (num = 1; num< =100; num+=20) /* increment */ { printf(""%d\n"",num); printf(""\n""); } for (num = 100; num> =1; num-=20) /* decrement */ printf(""%d\n"",num); }