P1980 C++

#include<bits/stdc++.h>
using namespace std;
int n1,n2;
int cnt=0;
int cot(int n,int m){
	int cntr=0;
	while(n!=0){
		if(n%10==m){
			cntr++;
		}
		n/=10;
	}
	return cntr;
}
int main(){
	cin>>n1>>n2;
	for(int i=1;i<=n1;i++){
		cnt+=cot(i,n2);
	}
	cout<<cnt;
	return /*164*/0;
}

#include<bits/stdc++.h>
#define Goose main 
using namespace std;
#define qUark int
#define g ;
#define QUARK return
#define Quark cin
#define quarK cout
#define qq >>
#define kk <<
#define quArk for
#define quaRk while
#define QUark if
#define ss {
#define ee }
#define aa (
#define rr )
qUark n,x,ans=0 g
qUark Goose aa rr ss
	Quark qq n qq x g
	quArk aa qUark i=1 g i<=n g i++ rr ss
		qUark k=i g
		quaRk aa k rr ss
			QUark aa k%10==x rr ans++ g
			k/=10 g
		ee
	ee
	quarK kk ans kk "\n" g
	QUARK 0 g
ee

Goose语言精选代码(保a)