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presentation error?格式应该没错吧?#include <stdio.h> int main() { int n; double c,sum; scanf("%lf",&c); while(c) { sum=0; for(n=1;sum<c;n++) sum+=1.0/(n+1.0); printf("%d card(s)",n-1); scanf("%lf",&c); } return 0; } Followed by:
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