题目地址:点击打开链接
#include<stdio.h>
main(){
int i,M,N,a,b;
double feibo[51];
feibo[1]=1;
feibo[2]=1;
for(i=3;i<=51;i++){
feibo[i]=feibo[i-1]+feibo[i-2];
}
scanf("%d",&N);
for(i=0;i<N;i++){
scanf("%d%d",&a,&b);
M=b-a;
printf("%.f\n",feibo[M+1]);
}
}