53 lines
782 B
C
53 lines
782 B
C
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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int main()
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{
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char *str;
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str = (char*) malloc(12);
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scanf("%s",str);
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int day=0;
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int m=0;
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int y=0;
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if(str[1]=='.'){
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day+=str[0]-48;
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m+=(str[2]-48)*10+(str[3]-48);
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y+=(str[5]-48)*1000+(str[6]-48)*100+(str[7]-48)*10+str[8]-48;
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}
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else{
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day+=(str[0]-48)*10+(str[1]-48);
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m+=(str[3]-48)*10+(str[4]-48);
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y+=(str[6]-48)*1000+(str[7]-48)*100+(str[8]-48)*10+str[9]-48;
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}
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if( (day<0 || day>=31)||(m<0 || m>12)){
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return 0;
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}
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day+=7;
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if(day>31 && m%2!=0){
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day-=31;
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m++;
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}
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else if(day>30 && m%2==0){
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if(m==2 &&(y%400==0 ||(y%100!=0 && y%4==0))){
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day-=29;
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}
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else{
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day-=31;
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}
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m++;
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}
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if(m>12){
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m-=12;
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y++;
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}
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printf("%d.%d.%d",day,m,y);
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return 0;
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}
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