Question

1+(1+2)+(1+2+3)+...+(1+2+3+...+100)的值等于多少

Answer 1

#include

int main(int argc, char* argv[])

{

x05int i=1;

x05int j=1;

x05int tmp=0;

x05int sum=0;

x05for(i=1;i<=100;i++)

x05{

x05x05for (j=1;j<=i;j++)

x05x05{

x05x05x05tmp+=j;

x05x05}

x05x05sum+=tmp;

x05x05tmp=0;

x05}

x05printf("%dn",sum);

x05return 0;

}

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