62 lines
1.2 KiB
C
62 lines
1.2 KiB
C
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#include <stdio.h>
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int ifdc(int *number);
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int ifdb(int *number);
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int iffb(int *number);
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int main(void){
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int i, number[5];
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for(i = 0; i < 5; i++) scanf("%d",&number[i]);
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if(ifdc(number)){
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int gc = number[1] - number[0] ,tmp = number[4];
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for(i = 0; i < 5; i++) printf("%d ",tmp += gc);
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}
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else if(ifdb(number)){
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int gb = number[1] / number[0], tmp = number[4];
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for(i = 0; i < 5; i++) printf("%d ",tmp *= gb);
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}
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else if(iffb(number)){
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int tmp[7] = {number[3], number[4]};
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for(i = 2; i < 7; i++){
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tmp[i] = tmp[i-1] + tmp[i-2];
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printf("%d ",tmp[i]);
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}
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}
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printf("\n");
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return 0;
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}
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int ifdc(int *number){
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int i, gc = number[1] - number[0];
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int if_is = 1;
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for(i = 1; i < 4; i++)
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if(number[i+1] - number[i] != gc && if_is) if_is = 0;
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return if_is;
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}
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int ifdb(int *number){
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int i;
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double gb = (double)number[1] / number[0];
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if (gb - (int)gb > 10e-6) return 0;
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int if_is = 1;
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for(i = 1; i < 4; i++)
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if(number[i+1] / number[i] != gb && if_is) if_is = 0;
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return if_is;
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}
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int iffb(int *number){
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int i, tmp = number[0] + number[1];
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int if_is = 1;
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for(i = 2; i < 5; i++){
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if(number[i] == tmp){
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tmp = number[i] + number[i-1];
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}
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else{
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if_is = 0;
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break;
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}
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}
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return if_is;
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}
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