#include #include #include #include #include // № // *********************** // for debug #define DEBUGh #define NOP do{}while(0) #ifdef DEBUG #define TRACE(...) do{printf(__VA_ARGS__);fflush(stdout);}while(0) #define TRACECR do{printf("\n");fflush(stdout);}while(0) #else #define TRACE(...) NOP #define TRACECR NOP #endif #define PRINCR printf("\n") #define NOCR(strig) do{char *p;p=strchr(strig,'\n');if(p)*p='\0';}while(0) // The out-of-date function #define asctime(...) asctime_s(...) #define atof(a) strtod(a,'\0') #define atoi(a) ((int)strtol(a,'\0')) #define atol(a) strtol(a,'\0') #define ctime(...) ctime_s(...) #define strlen(a) mystr_len(a) //#define fopen(...) fopen_s(...) //#define freopen(...) freopen_s(...) //#define rewind(a) fseek(a,0L,SEEK_SET) //#define setbuf(a,b) setvbuf(a,b,_IOFBF,BUFSIZ) // for stdio #define INPUT(str) do{char *p;fgets(str,sizeof(str),stdin);p=strchr(str,'\n');if(p)*p='\0';}while(0) #define mygc(c) (c)=getchar() static char *getinput( char* str ); static void read1(int *x){int k,m=0;*x=0;for(;;){mygc(k);if(k=='-'){m=1;break;}if('0'<=k&&k<='9'){*x=k-'0';break;}}for(;;){mygc(k);if(k<'0'||k>'9')break;*x=(*x)*10+k-'0';}if(m)(*x)=-(*x);} static void read2(int *x, int *y){read1(x);read1(y);} static char *getinput(char* str) {char c;char *cp;cp=&str[0];c=fgetc(stdin);while( c != EOF ){if((c==' ')||( c=='\n')) break;*cp++=c;c=fgetc(stdin);}*cp='\0';return &str[0];} static int max(int a,int b){if(a>b){return a;}return b;} // for readaility typedef long long lolong; const int INF = 1e9; const int MOD = 1e9+7; const lolong LINF = 1e18; #define PI ((double)3.141592653589793238462643383279) #define YES(a) printf("%s",((a)?"YES":"NO")) #define Yes(a) printf("%s",((a)?"Yes":"No")) #define OK(a) printf("%s",((a)?"OK":"NG")) #define Ok(a) printf("%s",((a)?"Ok":"Ng")) #define POSSIBLE(a) printf("%s",((a)?"POSSIBLE":"IMPOSSIBLE")) #define Possible(a) printf("%s",((a)?"Possible":"Impossible")) #define SWAP(type,a,b) do{type _c;_c=a;a=b;b=_c;}while(0) #define REP(a,b) for(int a=0;a<(int)(b);++a) #define REP1(a,b) for(int a=1;a<=(b);++a) #define FLOOP(a,b) for(a=0;a<(b);++a) #define FLOOP1(a,b) for(a=1;a<=(b);++a) #define ABS(c) ((c)<0?(-(c)):(c)) #define LSB(i) ((i) & -(i)) #define INPBUF (30+3) #define data_s int // *********************** // *********************** static int cmpint_asc(const void *a,const void *b){if(*(int *)a>*(int *)b){return 1;}if(*(int *)a==*(int *)b){return 0;}return -1;} static int cmpint_desc(const void *a,const void *b){if(*(int *)a<*(int *)b){return 1;}if(*(int *)a==*(int *)b){return 0;}return -1;} static int cmpchar_asc(const void *a,const void *b){if(*(char *)a>*(char *)b){return 1;}if(*(char *)a==*(char *)b){return 0;}return -1;} static int cmpchar_desc(const void *a,const void *b){if(*(char *)a<*(char *)b){return 1;}if(*(char *)a==*(char *)b){return 0;}return -1;} static int mystr_len(char *str){int i=0;do{if(str[i]=='\0')break;i++;if(i>9999)break;}while(1);return i;} // *********************** #define 門松ですか kadomatudesuka // *********************** // *********************** // *********************** // *********************** int 門松ですか( int a, int b, int c ) { // 門松なら1 if(( a == b )||( b == c )||( a == c ) ) return 0; if( ( ( a < b )&&( b > c ) )||( ( a > b )&&( b < c ) ) ) return 1; return 0; } // *********************** // 外部変数 // *********************** int main() { int a,b,c; scanf("%d %d %d", &a, &b, &c ); if( 門松ですか( a, b, c ) ) { printf("INF\n"); } else { int limit; int i; int cnt = 0; limit = max( a , max( b , c ) ); for( i = 1 ; i <= limit ; i++ ) { if( 門松ですか( a % i, b % i, c % i ) ) cnt++; } printf("%d\n", cnt); } }