>>795

#include <stdio.h>

int main( void )
{
int i,
c1 = 0,
c2 = 0;
size_t size;
char buf[1024];


while ( ( size = fread( buf, 1, 1024, stdin ) ) ) {
for ( i = 0; i < size; i++ ) {
if ( buf[i] >= '0' && buf[i] <= '9' ) {
c1++;

} else if ( buf[i] == '\n' ) {
c2++;

}
}
}

printf( "数字 %d\n行数 %d\n", c1, c2 );
}