Language: C

#include<stdio.h>

int main(void){
	
	int H,W,N,sr,sc,result=1;
	
	scanf("%d",&H);
	scanf("%d",&W);
	scanf("%d",&N);
	scanf("%d",&sr);
	scanf("%d",&sc);
	
	char S[N],T[N];
	
	scanf("%s",&S);

	scanf("%s",&T);	

	for(int i=0;i<N;i++){
		//高橋
		if(S[i]=='L' && sc-1<=0){
			result=0;
			break;
		else if(S[i]=='L')
			sc--;
		}
		else if(S[i]=='R' && sc+1>W){
			result=0;
			break;
		else if(S[i]=='R')
			sc++;
		}
		else if(S[i]=='U' && sr-1<=0){
			result=0;
			break;
		else if(S[i]=='U')
			sr--;
		}
		else if(S[i]=='D' && sr+1>H){
			result=0;
			break;
		else if(S[i]=='D')
			sr++;
		}
		//青木
		if(T[i]=='L' && sc-1<=0){
			continue;
		else if(T[i]=='L')
			sc--;
		}
		else if(T[i]=='R' && sc+1>W){
			continue;
		else if(T[i]=='R')
			sc++;
		}
		else if(T[i]=='U' && sr-1<=0){
			continue;
		else if(T[i]=='U')
			sr--;
		}
		else if(T[i]=='D' && sr+1>H){
			continue;
		else if(T[i]=='D')
			sr++;
		}
	}
	
	if(result==0){
		printf("NO");
	}else{
		printf("YES");
	}
	
	return 0;
}

Compiler output:
main.c: In function 'main':
main.c:24:17: error: expected '}' before 'else'
   24 |                 else if(S[i]=='L')
      |                 ^~~~
main.c:27:17: error: 'else' without a previous 'if'
   27 |                 else if(S[i]=='R' && sc+1>W){
      |                 ^~~~
main.c:27:27: error: 'i' undeclared (first use in this function)
   27 |                 else if(S[i]=='R' && sc+1>W){
      |                           ^
main.c:27:27: note: each undeclared identifier is reported only once for each function it appears in
main.c:29:25: error: break statement not within loop or switch
   29 |                         break;
      |                         ^~~~~
main.c:30:17: error: expected '}' before 'else'
   30 |                 else if(S[i]=='R')
      |                 ^~~~
main.c: At top level:
main.c:33:17: error: expected identifier or '(' before 'else'
   33 |                 else if(S[i]=='U' && sr-1<=0){
      |                 ^~~~
main.c:39:17: error: expected identifier or '(' before 'else'
   39 |                 else if(S[i]=='D' && sr+1>H){
      |                 ^~~~
main.c:46:17: error: expected identifier or '(' before 'if'
   46 |                 if(T[i]=='L' && sc-1<=0){
      |                 ^~
main.c:51:17: error: expected identifier or '(' before 'else'
   51 |                 else if(T[i]=='R' && sc+1>W){
      |                 ^~~~
main.c:56:17: error: expected identifier or '(' before 'else'
   56 |                 else if(T[i]=='U' && sr-1<=0){
      |                 ^~~~
main.c:61:17: error: expected identifier or '(' before 'else'
   61 |                 else if(T[i]=='D' && sr+1>H){
      |                 ^~~~
main.c:66:9: error: expected identifier or '(' before '}' token
   66 |         }
      |         ^
main.c:68:9: error: expected identifier or '(' before 'if'
   68 |         if(result==0){
      |         ^~
main.c:70:10: error: expected identifier or '(' before 'else'
   70 |         }else{
      |          ^~~~
main.c:74:9: error: expected identifier or '(' before 'return'
   74 |         return 0;
      |         ^~~~~~
main.c:75:1: error: expected identifier or '(' before '}' token
   75 | }
      | ^