CSP试题：小明种苹果（满分）

    3 3
    73 -8 -6 -4 
    76 -5 -10 -8
    80 -6 -15 0
    
    
      
      
      
      
    

    167 2 23
    
    
      
    

    #include<stdio.h>
    #include<stdlib.h>
    #pragma warning(disable:4996)
    //注意等于号
    int main()
    {
    	int N, M;
    	scanf("%d %d", &N, &M);
    	int sum = 0, flag = 0, max = 0, num;
    	for (int i = 0; i < N; i++) {
    		scanf("%d", &num);
    		sum += num;
    
    		int drop = 0;
    		for (int j = 0; j < M; j++) {
    			scanf("%d", &num);
    			sum += n