PAT Basic Level 1014

AC代码
  1 #include <stdio.h>
  2 #include <string.h>
  3 int main ()
  4 {
  5     char string1[61];
  6     char string2[61];
  7     char string3[61];
  8     char string4[61];
  9     scanf("%s",&string1);
 10     scanf("%s",&string2);
 11     scanf("%s",&string3);
 12     scanf("%s",&string4);
 13     int length1 = strlen(string1);
 14     int length2 = strlen(string2);
 15     int length3 = strlen(string3);
 16     int length4 = strlen(string4);
 17     int p1 = 0;//指向长的
 18     int p2 = 0; 
 19     char day;
 20     char hour;
 21     char minute;
 22     int flag = 0;//记录第几次相同 
 23     if(length1 > length2)
 24     {
 25         for(p1 = 0;p1 < length1&&p1<length2;p1++)
 26         {
 27             
 28             
 29                 if(string1[p1] == string2[p1])
 30                 {
 31                     
 32                     if(flag == 0&&(string1[p1] >= 'A'&&string1[p1] <= 'G'))
 33                     {
 34                         flag++;
 35                         day = string1[p1];
 36                     }
 37                     else
 38                     if(flag == 1&&(string1[p1] >= '0'&&string1[p1] <= 'N'))
 39                     {
 40                         flag++;
 41                         hour = string1[p1];
 42                     }
 43                 }
 44             
 45         } 
 46     }
 47     else
 48     {
 49         for(p2 = 0;p2 < length2&&p2 < length1;p2++)
 50         {
 51             
 52             
 53                 if(string2[p2] == string1[p2])
 54                 {
 55                 
 56                     if(flag == 0&&(string1[p2] >= 'A'&&string1[p2] <= 'G'))
 57                     {
 58                             flag++;
 59                         day = string2[p2];
 60                     }else
 61                     if(flag == 1&&(string1[p2] >= '0'&&string1[p2] <= 'N'))
 62                     {
 63                             flag++;
 64                         hour = string2[p2];
 65                     }
 66                 }
 67             
 68         } 
 69     }
 70     switch(day)
 71     {
 72         case 'A':printf("MON ");
 73         break;
 74         case 'B':printf("TUE ");
 75         break;
 76         case 'C':printf("WED ");
 77         break;
 78         case 'D':printf("THU ");
 79         break;
 80         case 'E':printf("FRI ");
 81         break;
 82         case 'F':printf("SAT ");
 83         break;
 84         case 'G':printf("SUN ");
 85         break;
 86     }
 87     switch(hour)
 88     {
 89         case '0':printf("00:");
 90         break;
 91         case '1':printf("01:");
 92         break;
 93         case '2':printf("02:");
 94         break;
 95         case '3':printf("03:");
 96         break;
 97         case '4':printf("04:");
 98         break;
 99         case '5':printf("05:");
100         break;
101         case '6':printf("06:");
102         break;
103         case '7':printf("07:");
104         break;
105         case '8':printf("08:");
106         break;
107         case '9':printf("09:");
108         break;
109         case 'A':printf("10:");
110         break;
111         case 'B':printf("11:");
112         break;
113         case 'C':printf("12:");
114         break;
115         case 'D':printf("13:");
116         break;
117         case 'E':printf("14:");
118         break;
119         case 'F':printf("15:");
120         break;
121         case 'G':printf("16:");
122         break;
123         case 'H':printf("17:");
124         break;
125         case 'I':printf("18:");
126         break;
127         case 'J':printf("19:");
128         break;
129         case 'K':printf("20:");
130         break;
131         case 'L':printf("21:");
132         break;
133         case 'M':printf("22:");
134         break;
135         case 'N':printf("23:");
136         break;
137     }
138     int cnt = 0;
139     int exit = 0;
140     if(length3 > length4)
141     {
142         for(p1 = 0;p1 < length3&&p1 < length4;p1++)
143         {
144             cnt++;
145             
146             
147                 if(string3[p1] == string4[p2])
148                 {
149                     exit = 1;
150                     break;
151                 }
152             
153             
154             if(exit == 1)
155             break;
156         }
157     }
158     else
159     {
160         for(p2 = 0;p2 < length4&&p2 < length3;p2++)
161         {
162             
163             
164             
165                 if(string4[p2] == string3[p2]&&((string4[p2]>='a'&&string4[p2]<='z')||string4[p2]>='A'&&string4[p2]<='Z'))
166                 {
167                     exit = 1;
168                     break;
169                 }
170             
171         
172             if(exit == 1)
173             break;
174             cnt++;
175         }
176     }
177     if(cnt<10)
178     {
179         printf("0");
180         printf("%d",cnt);
181     }
182     else {
183         printf("%d",cnt);
184     }
185     return 0;
186     
187  }