78 lines
1.3 KiB
C
78 lines
1.3 KiB
C
#include <stdio.h>
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#include <sys/time.h>
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int getint() {
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int x;
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if (scanf("%d", &x) != 1) return 0;
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return x;
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}
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int getch() {
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return getchar();
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}
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float getfloat() {
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double x;
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if (scanf("%lf", &x) != 1) return 0.0f;
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return (float)x;
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}
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int getarray(int a[]) {
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int n;
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if (scanf("%d", &n) != 1) return 0;
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for (int i = 0; i < n; i++) {
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if (scanf("%d", &a[i]) != 1) break;
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}
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return n;
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}
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int getfarray(float a[]) {
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int n;
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if (scanf("%d", &n) != 1) return 0;
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for (int i = 0; i < n; i++) {
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double val;
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if (scanf("%lf", &val) != 1) break;
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a[i] = (float)val;
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}
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return n;
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}
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void putint(int x) {
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printf("%d", x);
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}
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void putch(int x) {
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putchar(x);
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}
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void putfloat(float x) {
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printf("%a", x);
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}
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void putarray(int n, int a[]) {
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printf("%d:", n);
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for (int i = 0; i < n; i++) {
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printf(" %d", a[i]);
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}
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printf("\n");
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}
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void putfarray(int n, float a[]) {
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printf("%d:", n);
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for (int i = 0; i < n; i++) {
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printf(" %a", a[i]);
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}
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printf("\n");
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}
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struct timeval start, stop;
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void starttime() {
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gettimeofday(&start, NULL);
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}
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void stoptime() {
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gettimeofday(&stop, NULL);
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long long duration = (stop.tv_sec - start.tv_sec) * 1000000LL + (stop.tv_usec - start.tv_usec);
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printf("timer: %lld us\n", duration);
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}
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