include [HTML_REMOVED]
using namespace std;
const int N=1010;
int n,m,q;
int a[N][N],s[N][N];
int main ()
{
scanf("%d%d%d",&n,&m,&q);
for(int i=1;i<=n;i++)
for(int t=1;t<=m;t++)
{
scanf("%d",&a[i][t]);
}
for(int i=1;i<=n;i++)
for(int t=1;t<=m;t++)
{
s[i][t]=s[i][t-1]+s[i-1][t]-s[i-1][t-1]+a[i][t];
}
while(q--)
{
int x1,x2,y1,y2;
scanf("%d%d%d%d",&x1,&y1,&x2,&y2);
printf("%d\n",s[x2][y2]-s[x2][y1-1]-s[x1-1][y2]+s[x1-1][y1-1]);
}
return 0;
}
代码夹在```中间可以格式化
嗷好的