C :

#include "stdio.h"
int main()
{
	int s;
	int n;
	int a[7]={0},y[13]={0,31,28,31,30,31,30,31,31,30,31,30,31};
	int i,j;
	scanf("%d",&n);
	s=0;
	for(i=1900;i<=1900+n-1;i++)
	{
		for(j=1;j<=12;j++)
		{
			s+=13;
			a[s%7]++;
			s=s-13+y[j];
			if(j==2&&(i%4==0&&i%100!=0||i%400==0))
				s++;
		}
	}
	printf("%d %d ",a[6],a[0]);
	for(i=1;i<5;i++)
		printf("%d ",a[i]);
	printf("%d",a[5]);
}

C++ :

#include <iostream>

using namespace std;

int n;
typedef struct date
{
    int year,month,day;
}date;
int weekday(date a)//返回周几，0对应周日
{
    int tm=a.month>=3?(a.month-2):(a.month+10);
    int ty=a.month>=3?a.year:(a.year-1);
    return (ty+ty/4-ty/100+ty/400+(int)(2.6*tm-0.2)+a.day)%7;
}
void madd(date &q)
{
	q.month++;
	if (q.month>12)
	{
		q.month-=12;
		q.year++;
	}
}


int main()
{
//	freopen("friday.in","r",stdin);
//	freopen("friday.out","w",stdout);
	cin>>n;
	int i,a[9]={0},f,coun=0;
	date q;
	q.year=1900,q.month=1,q.day=13;
	
	while (coun++<n*12)
	{
		f=weekday(q);
		a[f]++;
		madd(q);
	}
	cout<<a[6]<<' ';
	for (i=0;i<5;i++)
		cout<<a[i]<<' ';
	cout<<a[i];
	cout<<endl;
//	fclose(stdin);
//	fclose(stdout);
	return 0;
}

Python :

# coding=utf-8
week=[0 for x in range(7)]
def run(y):
	if (y%4==0 and y%100!=0) or (y%400==0):
		return 1
	else:
		return 0
n=int(input())
w=2
for year in range(n):
	day=[0,31,28,31,30,31,30,31,31,30,31,30,31]
	if run(1900+year):#闰年处理
		day[2]=29
	else:
		day[2]=28
	for month in range(1,13):
		d=1
		while (d<=day[month]):
			if d==13:
				week[w]+=1				
			d+=1
			w+=1
			w%=7
for i in range(7):
    print(week[i],end='')
    if i<6:
        print(' ',end='')