Question
#include<stdio.h>
int balanced_partition(int *arr, int len)
{
int sm = 0, i, j;
for(i = 0;i < len; i++)
sm += arr[i];
if(sm % 2 != 0)
return 0;
int ans[sm/2 + 1][len + 1];
for(i = 0; i <= len; i++)
ans[0][i] = 1;
for(i = 1; i <= sm/2; i++)
ans[i][0] = 0;
for(i = 1; i <= sm/2; i++)
{
for(j = 1;j <= len; j++)
{
ans[i][j] = ans[i][j-1];
if(i >= arr[j - 1])
ans[i][j] = ans[i][j] || ans[i - arr[j - 1]][j - 1];
}
}
return ans[sm/2][len];
}
int main()
{
int arr[] = {3, 4, 5, 6, 7, 1}, len = 6;
int ans = balanced_partition(arr,len);
if(ans == 0)
printf("false");
else
printf("true");
return 0;
}
a.
0
b.
1
c.
-1
d.
-2
Posted under Data Structures and Algorithms
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Q. What is the value stored in ans[3][3] when the following code is executed?
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