#include <stdio.h>
#include <stdlib.h>
int main()
{
char c;
int newline = 1;
int linecounter = 1;
while (~(c=getchar())) {
if (newline) {
newline = 0;
printf("%d ",linecounter);
}
if (c == '\n') {
newline = 1;
linecounter++;
}
putchar(c);
}
return 0;
}
#include <stdlib.h>
int main()
{
char c;
int newline = 1;
int linecounter = 1;
while (~(c=getchar())) {
if (newline) {
newline = 0;
printf("%d ",linecounter);
}
if (c == '\n') {
newline = 1;
linecounter++;
}
putchar(c);
}
return 0;
}
C语言读取并打印多行输入的行数与内容
416

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