Pop Sequence

pop-sequence.c

#include "stdio.h"
#include "stdlib.h"

int main(){
    int MAX, length, row;
    scanf("%d %d %d", &MAX, &length, &row);
    int max[row][length];
    for(int i = 0; i < row; i++){
        for(int k = 0; k < length; k++){
            scanf("%d", &max[i][k]);
        }
    }
    int stack[MAX], current, q, isTrue;
    for(int i = 0; i < row; i++){
        current = -1, q = 0, isTrue = 1;
        for(int k = 0; k < length; k++){
            while(current == -1 || max[i][k] != stack[current]){
                if(current >= MAX - 1){
                    isTrue = 0;
                    break;
                }
                if(q >= length){
                    isTrue = 0;
                    break;
                }
                stack[++current] = ++q;
            }
            if(isTrue == 0){
                break;
            }
            current--;
        }
        if(isTrue == 1){
            printf("YES\n");
        }else{
            printf("NO\n");
        }
    }
    return 0;
}