Submission #1792151

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Source Code Expand

#pragma warning(disable:4996)
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <math.h>
#define MAX_STRING 2200000 
#define MAXCARDS 100000

int alNumber[MAXCARDS];
int alTimes[MAXCARDS];
char sInput[MAX_STRING];

int main() {

	char* psInput;
	long long l=0;
	int i=0;
	int j=0;
	int lTemp2=0;
	int lKinds=0;
	int  lCardsNumber =0;
	int  lMax = 0;
	int  lTop = 0;
	int  lSecond = 0;
	int  lSquare = 0;
	int  lTarget=0;
	int  lFound=0;
	int  lAnswer=0;
	int  lTimes=0;
	int  lNumber=0;

	// read line 1
	gets(sInput);
	lCardsNumber = atol(sInput);
	//format
	for (i=0;i<lCardsNumber;i++){
//		alNumber[i]=0;
		alTimes[i]=0;
	}
	// read line 2
	gets(sInput);
	psInput = strtok(sInput," ");
	for (i=0;i<lCardsNumber;i++){
		lTemp2=atol(psInput);
		lFound=0;
		for (j=0;j<lKinds;j++){
			if(alNumber[j]==lTemp2){
				alTimes[j]=alTimes[j]+1;
				lFound=1;
			}
		}
		if (lFound==0){
			alNumber[lKinds]=lTemp2;
			alTimes[lKinds]=alTimes[lKinds]+1;
			lKinds++;
		}
/*		if (lMax<lTemp2){
			lMax=lTemp2;
		}*/
		if (i<lCardsNumber){
			psInput = strtok(NULL," ");
		}
	}

	for (i=0;i<lKinds;i++){
		lTimes=alTimes[i];
		lNumber=alNumber[i];
		if(lTimes>=4){
			if(lNumber>lSquare){
				lSquare = lNumber;
			}
		}
		if(lTimes>=2){
			if(lNumber>lTop){
				lSecond = lTop;
				lTop = lNumber;
			} else if (lNumber>lSecond){
				lSecond = lNumber;
			}
		}
	}
	/*
	for (lTarget=lMax;lTarget>0;lTarget--){
		lTimes=0;
		for(j=0;j<lKinds;j++){
			if(alNumber[j]==lTarget){
				lTimes=alTimes[j];
			}
		}

		if(lTimes>=4&&lSquare==0){
			lSquare=lTarget;
		} 
		if(lTimes>=2){
			if(lTop==0){
				lTop=lTarget;
			} else if (lSecond==0) {
				lSecond=lTarget;
			}
		}
		if(lTarget+10<lSecond||lTarget+10<lSquare){
			break;
		}
	}*/
	lAnswer=lTop*lSecond;
	if (lAnswer<lSquare*lSquare){
			lAnswer=lSquare*lSquare;
	}
	printf("%ld\n",lAnswer);

    return 0;
}

Submission Info

Compile Error

./Main.c: In function ‘main’:
./Main.c:33:2: warning: implicit declaration of function ‘gets’ [-Wimplicit-function-declaration]
  gets(sInput);
  ^
./Main.c:109:9: warning: format ‘%ld’ expects argument of type ‘long int’, but argument 2 has type ‘int’ [-Wformat=]
  printf("%ld\n",lAnswer);
         ^
/tmp/cc8NRCva.o: In function `main':
Main.c:(.text.startup+0xc): warning: the `gets' function is dangerous and should not be used.

Judge Result