C language - date formatting [easy to understand]

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7-12 Date formatting （5 branch ）

Different countries in the world have different habits of writing dates . For example, Americans are used to writing “ month - Japan - year ”, And the Chinese are used to writing “ year - month - Japan ”. Now please write a program , Automatically change the date in American format into the date used by China .

Input format ：

Type in a line and press “mm-dd-yyyy” To the moon 、 Japan 、 year . The date given in the title guarantee is 1900 The legal date from New Year's day to the present .

Output format ：

In a row, press “yyyy-mm-dd” The format gives the year 、 month 、 Japan .

sample input ：

03-15-2017

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sample output ：

2017-03-15

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Program ：

#include <stdio.h>

int main()
{
    int year, month, day;
    
    scanf("%d-%d-%d", &month, &day, &year);
    printf("%d-%02d-%02d\n", year, month, day);

    return 0;
}

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