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#include <stdio.h>
int main(void)
{
long sum = 1L;
int j = 1;
int count = 0;
int i;
/* Prompt for, and read the input count */
printf("\nEnter the number of integers you want to sum: ");
scanf(" %d", &count);
for( i = 1 ; i <= count ; i++)
{
sum = 1L;
j=1;
printf("\n1");
/* Calculate sum of integers from 1 to i */
while(j < i)
{
sum += ++j;
printf("+%d", j);
}
printf(" = %ld\n", sum);
}
return 0;
}
这样!#include <stdio.h>
int main(void)
{
long sum = 1L;
int j = 1;
int count = 0;
int i;
/* Prompt for, and read the input count */
printf("\nEnter the number of integers you want to sum: ");
scanf(" %d", &count);
for( i = 1 ; i <= count ; i++)
{
sum = 1L;
j=1;
printf("\n1");
/* Calculate sum of integers from 1 to i */
while(j < i)
{
sum += ++j;
printf("+%d", j);
}
printf(" = %ld\n", sum);
}
return 0;
这样就行 了!先把i定义为整型!