1066 图像过滤

solution

#include<iostream>
using namespace std;
const int maxn = 510;
int arr[maxn][maxn];
int main(){
	int n, m, a, b, x;
	scanf("%d%d%d%d%d", &m, &n, &a, &b, &x);
	for(int i = 0; i < m; i++){
		for(int j = 0; j < n; j++){
			scanf("%d", &arr[i][j]);
			if(arr[i][j] >= a && arr[i][j] <= b) arr[i][j] = x;
		}
	} 
	for(int i = 0; i < m; i++){
		for(int j = 0; j < n; j++){
			printf("%03d", arr[i][j]);
			if(j != n - 1) printf(" ");
		}
		if(i != m - 1) printf("\n");
	}
	return 0;
}

or

#include<iostream>
using namespace std;
int main(){
	int n, m, a, b, x, t;
	scanf("%d%d%d%d%d", &m, &n, &a, &b, &x);
	for(int i = 0; i < m; i++){
		for(int j = 0; j < n; j++){
			scanf("%d", &t);
			if(t >= a && t <= b) t = x;
			printf("%03d", t);
			if(j != n - 1) printf(" ");
		}
		if(i != m - 1) printf("\n");
	} 
	return 0;
}