fori=0ton docount[keyof(a[i])inpass j] fork=1to10docount[k
s=count_pi(n) s=0; for n=1:n s=s 1/n^2; end pi=s
voidmain(string[]args){intcount=0;intsum=0;intn=0;for(in
故a*不等于0,又根据上述公式aa*=0而a的秩小于n-1可知a的任意n-1阶余
100; cout a3; return0; } intmain(){ int i,j,k; int count
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