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some questions about this
just like Salem said, it only recognise control-Z at the beginning of a line, why? -
some questions about this
the code is like this: #include<stdio.h> int main(void) { float average; int flag=0; int c=0; int word=0; char ch; printf("pls enter your sentence:"); while ((ch=getchar())!=EOF) { if(ch!=' '&&ch!='\n') c++; if(ch!='... -
about the use of "continue"
I have writen this code here: while (ch=getchar()!=EOF) { if(ch=='\n'||ch==' ') continue; else { counter1=0; while(counter1<=1000) { counter=0; while(counter<=1000000) {... -
about scanf?
I tried to type in a letter "A" when I use the following code, scanf("%d",&choice);//I entered 'A' printf("%d",choice);//I get 32 here! and choice is integer which is 32 bits, can anyone tell me what happened when the letter is keyed in? if I entered 'A', scanf("%d",&choice); is evaluated as... -
syntax problem
this is part of the code: while((ch=getchar())!='#') { if(ch=='.') { putchar('!'); count++; } if(ch=='!') { printf("!!"); count++; } else putchar(ch); } I thought the "else" is associated with the second "if", but... -
what happened to this output?
#include<stdio.h> int main(void) { float c; printf(" pls key in your code:"); scanf("%f",&c); printf("the output is %f or %e",c,c); system("pause"); return 0; } after I have compiled the code above, I typed in 21.29, and what I get is "the output is 21.290001 or 2.129000e+001", why I got the... -
about int size?
is the int size determined by the CPU or the compiler itself? -
what happened when I used %d in printf()
what happened when I use %d in printf() to display a long int or unsigned number? consider the code below: #include<stdio.h> int main(void) { unsigned un=40000; printf("un=%u and not %d",un,un); return 0; } and what I get is "un=40000 and not -25536", what was going on here? thanks for help.
