求解惑，运行错误怎么改

Question

#include<stdio.h>
#include<stdlib.h>

#define n 4
int twoSum(int returnSize[2])
{
int nums[n];
int numsSize;
int target;
int i,k,j,t;
for(i=0;i<n;i++)
{
printf("nums[%d]=%d",i,numsSize);
scanf("%d",&numsSize);
}
for(k=0;k<n;k++)
{
for(j=k+1;j<n;j++)
{
t=nums[k]+nums[j];
if(t=target)
{
returnSize[2]={j,k};
return returnSize[2];
break;
}
}
}
}
int main()
{
int target;
int returnSize[2];
printf("please input target:");
scanf("%d",&target);
returnSize[2]={twoSum(returnSize[2])};
printf("returnSize=%d",returnSize);
}

Answer 1

这是什么奇怪的语法