cyy累加累乘代码

正确例题 #include <stdio.h> int main() { unsigned long i,m=1; for (i=1;i<19;i++) { m*=i; printf ("%lu×%lu=%lu\n",m,i+1,m*(i+1)); } }

正确例题 #include <stdio.h> int main() { unsigned long i,m=0; for (i=0;i<19;i++) { m+=i; printf ("%lu+%lu=%lu\n",m,i+1,m+(i+1)); } }