都没有人用C写，那我写一个 #include <stdio.h> int fun(int x,int y,int n,int m); int main(){ int n = 0,m = 0,x = 0,y = 0; scanf("%d %d %d %d",&n,&m,&x,&y); long dp[n+1][m+1]; for(int i = 0; i < n+1; i++){ &n...
