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621uva

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Jul 22nd, 2018
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C 0.50 KB | None | 0 0
  1. #include<stdio.h>
  2. #include<string.h>
  3. int main()
  4. {
  5.     int n,i,f;
  6.     char s[20];
  7.     scanf("%d%*c",&n);
  8.     for(i=0;i<n;i++){
  9.         gets(s);
  10.         f=strlen(s);
  11.         if((!strcmp("1",s)) || (!strcmp("4",s)) || (!strcmp("78",s))){
  12.             printf("+\n");
  13.         }
  14.         else if((s[f]==5) && (s[f-1]==3)){
  15.             printf("-\n");
  16.         }
  17.         else if((s[0]==1) && (s[1]==9) && (s[2]==0)){
  18.             printf("?\n");
  19.         }
  20.         else printf("*\n");
  21.     }
  22.     return 0;
  23. }
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